[3] | 1 | #include "ps1.0_program.h" |
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| 2 | |
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| 3 | #include "nvparse_errors.h" |
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| 4 | #include "nvparse_externs.h" |
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| 5 | |
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| 6 | #include <OgreGLPrerequisites.h> |
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| 7 | |
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| 8 | #include <string> |
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| 9 | #include <map> |
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| 10 | #include <algorithm> |
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| 11 | #include <string.h> |
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| 12 | #include <set> |
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| 13 | |
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| 14 | |
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| 15 | using namespace std; |
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| 16 | using namespace ps10; |
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| 17 | struct ltstr |
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| 18 | { |
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| 19 | bool operator()(const char* s1, const char* s2) const |
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| 20 | { |
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| 21 | return strcmp(s1, s2) < 0; |
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| 22 | } |
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| 23 | }; |
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| 24 | |
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| 25 | #define DBG_MESG(msg, line) errors.set(msg, line) |
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| 26 | //#define DBG_MESG(msg, line) |
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| 27 | namespace ps10 |
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| 28 | { |
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| 29 | std::map<int, std::pair<int,int> > constToStageAndConstMap; |
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| 30 | std::vector<int> constToStageArray; |
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| 31 | std::map<int, int> stageToConstMap; // to keep track of which constants have been used up for this stage. |
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| 32 | // r-value of 0 means none, r-value of 1 means c0 used, and r-value of 2 means both used. |
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| 33 | //std::map<int, int> constToStageMap; |
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| 34 | std::map<int, GLenum> stageToTargetMap; |
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| 35 | std::set<const char*, ltstr> alphaBlueRegisters; // Keeps track of whether the result of a register |
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| 36 | // was a dp3, if a register is in this set, it means that if it is used a source for the alpha |
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| 37 | // component the blue component should be used, and not the alpha component. |
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| 38 | void SetFinalCombinerStage(); |
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| 39 | } |
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| 40 | |
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| 41 | void RemoveFromAlphaBlue(std::string s) |
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| 42 | { |
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| 43 | std::set<const char*, ltstr>::iterator iter = |
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| 44 | ps10::alphaBlueRegisters.find(s.c_str()); |
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| 45 | if (iter != alphaBlueRegisters.end()) |
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| 46 | alphaBlueRegisters.erase(iter); |
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| 47 | } |
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| 48 | |
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| 49 | /* |
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| 50 | void AddToMap(string s, int stage) |
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| 51 | { |
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| 52 | const char* cstr = s.c_str(); |
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| 53 | if (cstr[0] == 'c') |
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| 54 | { |
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| 55 | int constNum = atoi(&cstr[1]); |
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| 56 | if (constNum < 0 || constNum > 7) |
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| 57 | return; |
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| 58 | constToStageMap[constNum] = stage; |
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| 59 | } |
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| 60 | } |
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| 61 | */ |
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| 62 | |
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| 63 | bool AddToMap(string s, int stage, GLenum& constVal) |
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| 64 | { |
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| 65 | const char* cstr = s.c_str(); |
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| 66 | if (cstr[0] == 'c') |
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| 67 | { |
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| 68 | int constNum = atoi(&cstr[1]); |
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| 69 | std::map<int, int>::iterator iter = stageToConstMap.find(stage); |
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| 70 | if (iter == stageToConstMap.end()) |
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| 71 | { |
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| 72 | // no constants used for this stage. |
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| 73 | std::pair<int, int> temp; |
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| 74 | temp.first = stage; |
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| 75 | temp.second = 0; |
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| 76 | constToStageAndConstMap[constNum] = temp; |
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| 77 | stageToConstMap[stage] = 0; |
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| 78 | constVal = 0; |
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| 79 | constToStageArray.push_back(constNum); |
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| 80 | constToStageArray.push_back(stage); |
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| 81 | constToStageArray.push_back(constVal); |
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| 82 | } |
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| 83 | else |
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| 84 | { |
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| 85 | int constUsed = (*iter).second; |
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| 86 | if (constUsed >= 1) |
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| 87 | return false; |
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| 88 | else // const0 has been used, so use const1 for this stage. |
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| 89 | { |
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| 90 | std::pair<int,int> temp; |
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| 91 | temp.first = stage; |
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| 92 | temp.second = 1; |
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| 93 | constToStageAndConstMap[constNum] = temp; |
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| 94 | stageToConstMap[stage] = 1; |
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| 95 | constVal = 1; |
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| 96 | constToStageArray.push_back(constNum); |
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| 97 | constToStageArray.push_back(stage); |
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| 98 | constToStageArray.push_back(constVal); |
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| 99 | } |
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| 100 | |
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| 101 | } |
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| 102 | } |
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| 103 | constVal += GL_CONSTANT_COLOR0_NV; |
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| 104 | return true; |
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| 105 | } |
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| 106 | |
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| 107 | bool IsLegalTarget(int target) |
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| 108 | { |
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| 109 | if (target == GL_TEXTURE_CUBE_MAP_ARB) |
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| 110 | return true; |
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| 111 | if (target == GL_TEXTURE_3D) |
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| 112 | return true; |
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| 113 | #if defined(GL_EXT_texture_rectangle) |
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| 114 | if (target == GL_TEXTURE_RECTANGLE_EXT) |
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| 115 | return true; |
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| 116 | #elif defined(GL_NV_texture_rectangle) |
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| 117 | if (target == GL_TEXTURE_RECTANGLE_NV) |
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| 118 | return true; |
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| 119 | #endif |
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| 120 | if (target == GL_TEXTURE_2D) |
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| 121 | return true; |
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| 122 | if (target == GL_TEXTURE_1D) |
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| 123 | return true; |
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| 124 | return false; |
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| 125 | } |
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| 126 | |
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| 127 | bool ps10_set_map(const std::vector<int>& argv) |
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| 128 | { |
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| 129 | if (argv.size() % 2 != 0) |
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| 130 | { |
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| 131 | errors.set("Odd number of arguments for texture target map."); |
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| 132 | return false; |
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| 133 | } |
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| 134 | for (unsigned int i=0;i<argv.size();i=i+2) |
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| 135 | { |
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| 136 | int stage = argv[i]; |
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| 137 | int target = argv[i+1]; |
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| 138 | if (!IsLegalTarget(target)) |
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| 139 | { |
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| 140 | errors.set("Illegal target in texture target map."); |
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| 141 | return false; |
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| 142 | } |
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| 143 | ps10::stageToTargetMap[stage] = target; |
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| 144 | } |
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| 145 | return true; |
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| 146 | } |
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| 147 | |
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| 148 | int const_to_combiner_reg_mapping[32][3]; // each 3 tuple is: (constant#, stage #, reg #) |
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| 149 | int const_to_combiner_reg_mapping_count = 0; |
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| 150 | |
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| 151 | |
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| 152 | namespace |
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| 153 | { |
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| 154 | struct set_constants |
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| 155 | { |
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| 156 | void operator() (constdef c) |
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| 157 | { |
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| 158 | if(c.reg[0] != 'c' && c.reg.size() != 2) |
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| 159 | DBG_MESG("def line must use constant registers", 0); |
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| 160 | int reg = c.reg[1] - '0'; |
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| 161 | GLenum stage = GL_COMBINER0_NV + (reg / 2); |
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| 162 | GLenum cclr = GL_CONSTANT_COLOR0_NV + (reg % 2); |
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| 163 | |
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| 164 | GLfloat cval[4]; |
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| 165 | cval[0] = c.r; |
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| 166 | cval[1] = c.g; |
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| 167 | cval[2] = c.b; |
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| 168 | cval[3] = c.a; |
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| 169 | glCombinerStageParameterfvNV(stage, cclr, cval); |
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| 170 | } |
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| 171 | }; |
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| 172 | |
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| 173 | GLenum get_tex_target(int stage) |
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| 174 | { |
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| 175 | std::map<int, GLenum>::iterator iter = stageToTargetMap.find(stage); |
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| 176 | if (iter != stageToTargetMap.end()) |
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| 177 | return (*iter).second; |
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| 178 | // If no mapping set, use the current state. This will not work correctly, in general, |
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| 179 | // if nvparse was invoked within a display list. |
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| 180 | if(glIsEnabled(GL_TEXTURE_CUBE_MAP_ARB)) |
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| 181 | return GL_TEXTURE_CUBE_MAP_ARB; |
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| 182 | if(glIsEnabled(GL_TEXTURE_3D)) |
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| 183 | return GL_TEXTURE_3D; |
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| 184 | #if defined(GL_EXT_texture_rectangle) |
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| 185 | if(glIsEnabled(GL_TEXTURE_RECTANGLE_EXT)) |
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| 186 | return GL_TEXTURE_RECTANGLE_EXT; |
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| 187 | #elif defined(GL_NV_texture_rectangle) |
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| 188 | if(glIsEnabled(GL_TEXTURE_RECTANGLE_NV)) |
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| 189 | return GL_TEXTURE_RECTANGLE_NV; |
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| 190 | #endif |
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| 191 | if(glIsEnabled(GL_TEXTURE_2D)) |
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| 192 | return GL_TEXTURE_2D; |
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| 193 | if(glIsEnabled(GL_TEXTURE_1D)) |
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| 194 | return GL_TEXTURE_1D; |
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| 195 | |
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| 196 | //otherwise make the op none... |
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| 197 | return GL_NONE; |
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| 198 | } |
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| 199 | |
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| 200 | |
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| 201 | |
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| 202 | struct set_texture_shaders |
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| 203 | { |
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| 204 | set_texture_shaders(vector<constdef> * cdef) |
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| 205 | { |
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| 206 | for(stage = 0; stage < 4; stage++) |
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| 207 | { |
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| 208 | glActiveTextureARB(GL_TEXTURE0_ARB + stage); |
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| 209 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_NONE); |
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| 210 | } |
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| 211 | stage = 0; |
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| 212 | c = cdef; |
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| 213 | } |
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| 214 | |
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| 215 | void operator() (vector<string> & instr) |
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| 216 | { |
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| 217 | if(stage > 3) |
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| 218 | return; |
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| 219 | glActiveTextureARB(GL_TEXTURE0_ARB + stage); |
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| 220 | |
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| 221 | string op = instr[0]; |
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| 222 | if(op == "tex") |
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| 223 | { |
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| 224 | if(instr.size() != 2) |
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| 225 | fprintf(stderr,"incorrect \"tex\" instruction, stage %d...\n", stage); |
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| 226 | reg2stage[instr[1]] = stage; |
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| 227 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, get_tex_target(stage)); |
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| 228 | } |
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| 229 | else if(op == "texbem") |
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| 230 | { |
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| 231 | if(instr.size() != 3 || stage == 0) |
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| 232 | fprintf(stderr,"incorrect \"texbem\" instruction, stage %d...\n", stage); |
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| 233 | reg2stage[instr[1]] = stage; |
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| 234 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_OFFSET_TEXTURE_2D_NV); |
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| 235 | if(reg2stage.count(instr[2]) == 0) |
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| 236 | fprintf(stderr,"incorrect \"texbem\" instruction, stage %d...\n", stage); |
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| 237 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + reg2stage[instr[2]]); |
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| 238 | } |
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| 239 | else if(op == "texbeml") |
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| 240 | { |
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| 241 | if(instr.size() != 3 || stage == 0) |
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| 242 | fprintf(stderr,"incorrect \"texbeml\" instruction, stage %d...\n", stage); |
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| 243 | reg2stage[instr[1]] = stage; |
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| 244 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_OFFSET_TEXTURE_SCALE_NV); |
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| 245 | if(reg2stage.count(instr[2]) == 0) |
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| 246 | fprintf(stderr,"incorrect \"texbeml\" instruction, stage %d...\n", stage); |
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| 247 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + reg2stage[instr[2]]); |
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| 248 | } |
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| 249 | else if(op == "texcoord") |
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| 250 | { |
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| 251 | if(instr.size() != 2) |
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| 252 | fprintf(stderr,"incorrect \"texcoord\" instruction, stage %d...\n", stage); |
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| 253 | reg2stage[instr[1]] = stage; |
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| 254 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_PASS_THROUGH_NV); |
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| 255 | } |
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| 256 | else if(op == "texkill") |
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| 257 | { |
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| 258 | if(instr.size() != 2) |
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| 259 | fprintf(stderr,"incorrect \"texkill\" instruction, stage %d...\n", stage); |
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| 260 | reg2stage[instr[1]] = stage; |
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| 261 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_CULL_FRAGMENT_NV); |
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| 262 | } |
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| 263 | else if(op == "texm3x2pad") |
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| 264 | { |
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| 265 | if(instr.size() != 3 || stage == 0) |
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| 266 | fprintf(stderr,"incorrect \"texm3x2pad\" instruction, stage %d...\n", stage); |
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| 267 | reg2stage[instr[1]] = stage; |
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| 268 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_DOT_PRODUCT_NV); |
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| 269 | if(instr[2].find("_bx2") != string::npos) |
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| 270 | { |
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| 271 | instr[2].erase(instr[2].begin() + instr[2].find("_bx2"), instr[2].end()); |
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| 272 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_EXPAND_NORMAL_NV); |
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| 273 | } |
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| 274 | if(reg2stage.count(instr[2]) == 0) |
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| 275 | fprintf(stderr,"incorrect \"texm3x2pad\" instruction, stage %d...\n", stage); |
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| 276 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + reg2stage[instr[2]]); |
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| 277 | } |
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| 278 | else if(op == "texm3x2tex") |
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| 279 | { |
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| 280 | if(instr.size() != 3 || stage == 0) |
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| 281 | fprintf(stderr,"incorrect \"texm3x2tex\" instruction, stage %d...\n", stage); |
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| 282 | reg2stage[instr[1]] = stage; |
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| 283 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_DOT_PRODUCT_TEXTURE_2D_NV); |
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| 284 | if(instr[2].find("_bx2") != string::npos) |
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| 285 | { |
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| 286 | instr[2].erase(instr[2].begin() + instr[2].find("_bx2"), instr[2].end()); |
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| 287 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_EXPAND_NORMAL_NV); |
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| 288 | } |
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| 289 | if(reg2stage.count(instr[2]) == 0) |
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| 290 | fprintf(stderr,"incorrect \"texm3x2tex\" instruction, stage %d...\n", stage); |
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| 291 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + reg2stage[instr[2]]); |
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| 292 | } |
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| 293 | else if(op == "texm3x3pad") |
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| 294 | { |
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| 295 | if(instr.size() != 3 || stage == 0) |
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| 296 | fprintf(stderr,"incorrect \"texm3x3pad\" instruction, stage %d...\n", stage); |
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| 297 | reg2stage[instr[1]] = stage; |
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| 298 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_DOT_PRODUCT_NV); |
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| 299 | if(instr[2].find("_bx2") != string::npos) |
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| 300 | { |
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| 301 | instr[2].erase(instr[2].begin() + instr[2].find("_bx2"), instr[2].end()); |
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| 302 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_EXPAND_NORMAL_NV); |
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| 303 | } |
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| 304 | if(reg2stage.count(instr[2]) == 0) |
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| 305 | fprintf(stderr,"incorrect \"texm3x3pad\" instruction, stage %d...\n", stage); |
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| 306 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + reg2stage[instr[2]]); |
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| 307 | } |
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| 308 | else if(op == "texm3x3tex") |
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| 309 | { |
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| 310 | if(instr.size() != 3 || stage == 0) |
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| 311 | fprintf(stderr,"incorrect \"texm3x3tex\" instruction, stage %d...\n", stage); |
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| 312 | reg2stage[instr[1]] = stage; |
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| 313 | |
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| 314 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_DOT_PRODUCT_TEXTURE_CUBE_MAP_NV); |
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| 315 | |
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| 316 | if(instr[2].find("_bx2") != string::npos) |
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| 317 | { |
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| 318 | instr[2].erase(instr[2].begin() + instr[2].find("_bx2"), instr[2].end()); |
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| 319 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_EXPAND_NORMAL_NV); |
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| 320 | } |
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| 321 | if(reg2stage.count(instr[2]) == 0) |
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| 322 | fprintf(stderr,"incorrect \"texm3x3tex\" instruction, stage %d...\n", stage); |
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| 323 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + reg2stage[instr[2]]); |
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| 324 | } |
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| 325 | else if(op == "texm3x3spec") |
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| 326 | { |
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| 327 | if(instr.size() != 4 || stage == 0) |
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| 328 | fprintf(stderr,"incorrect \"texm3x3spec\" instruction, stage %d...\n", stage); |
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| 329 | reg2stage[instr[1]] = stage; |
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| 330 | |
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| 331 | if(! c) |
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| 332 | return; |
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| 333 | constdef cd; |
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| 334 | for(int i = c->size()-1; i >= 0; i--) |
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| 335 | { |
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| 336 | cd = (*c)[i]; |
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| 337 | if(cd.reg == "c0") |
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| 338 | break; |
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| 339 | } |
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| 340 | |
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| 341 | if(cd.reg != "c0" || instr[3] != "c0") |
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| 342 | return; |
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| 343 | GLfloat eye[4]; |
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| 344 | eye[0] = cd.r; |
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| 345 | eye[1] = cd.g; |
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| 346 | eye[2] = cd.b; |
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| 347 | eye[3] = cd.a; |
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| 348 | |
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| 349 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_DOT_PRODUCT_CONST_EYE_REFLECT_CUBE_MAP_NV); |
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| 350 | glTexEnvfv(GL_TEXTURE_SHADER_NV, GL_CONST_EYE_NV, eye); |
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| 351 | |
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| 352 | if(instr[2].find("_bx2") != string::npos) |
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| 353 | { |
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| 354 | instr[2].erase(instr[2].begin() + instr[2].find("_bx2"), instr[2].end()); |
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| 355 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_EXPAND_NORMAL_NV); |
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| 356 | } |
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| 357 | if(reg2stage.count(instr[2]) == 0) |
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| 358 | fprintf(stderr,"incorrect \"texm3x3tex\" instruction, stage %d...\n", stage); |
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| 359 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + reg2stage[instr[2]]); |
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| 360 | } |
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| 361 | else if(op == "texm3x3vspec") |
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| 362 | { |
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| 363 | if(instr.size() != 3 || stage == 0) |
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| 364 | fprintf(stderr,"incorrect \"texm3x3vspec\" instruction, stage %d...\n", stage); |
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| 365 | reg2stage[instr[1]] = stage; |
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| 366 | |
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| 367 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_DOT_PRODUCT_REFLECT_CUBE_MAP_NV); |
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| 368 | |
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| 369 | if(instr[2].find("_bx2") != string::npos) |
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| 370 | { |
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| 371 | instr[2].erase(instr[2].begin() + instr[2].find("_bx2"), instr[2].end()); |
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| 372 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_EXPAND_NORMAL_NV); |
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| 373 | } |
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| 374 | if(reg2stage.count(instr[2]) == 0) |
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| 375 | fprintf(stderr,"incorrect \"texm3x3tex\" instruction, stage %d...\n", stage); |
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| 376 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + reg2stage[instr[2]]); |
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| 377 | } |
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| 378 | else if(op == "texreg2ar") |
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| 379 | { |
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| 380 | if(instr.size() != 3 || stage == 0) |
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| 381 | fprintf(stderr,"incorrect \"texreg2ar\" instruction, stage %d...\n", stage); |
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| 382 | reg2stage[instr[1]] = stage; |
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| 383 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_DEPENDENT_AR_TEXTURE_2D_NV); |
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| 384 | if(reg2stage.count(instr[2]) == 0) |
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| 385 | fprintf(stderr,"incorrect \"texreg2ar\" instruction, stage %d...\n", stage); |
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| 386 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + reg2stage[instr[2]]); |
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| 387 | } |
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| 388 | else if(op == "texreg2gb") |
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| 389 | { |
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| 390 | if(instr.size() != 3 || stage == 0) |
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| 391 | fprintf(stderr,"incorrect \"texreg2gb\" instruction, stage %d...\n", stage); |
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| 392 | reg2stage[instr[1]] = stage; |
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| 393 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_DEPENDENT_GB_TEXTURE_2D_NV); |
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| 394 | if(reg2stage.count(instr[2]) == 0) |
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| 395 | fprintf(stderr,"incorrect \"texreg2gb\" instruction, stage %d...\n", stage); |
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| 396 | glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + reg2stage[instr[2]]); |
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| 397 | } |
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| 398 | stage++; |
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| 399 | } |
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| 400 | |
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| 401 | map<string, int> reg2stage; |
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| 402 | int stage; |
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| 403 | vector<constdef> * c; |
---|
| 404 | }; |
---|
| 405 | |
---|
| 406 | GLenum reg_enum(string s, int stage) |
---|
| 407 | { |
---|
| 408 | /*if(s == "c0") |
---|
| 409 | return GL_CONSTANT_COLOR0_NV; |
---|
| 410 | else if(s == "c1") |
---|
| 411 | return GL_CONSTANT_COLOR1_NV; |
---|
| 412 | else if(s == "c2") |
---|
| 413 | return GL_CONSTANT_COLOR0_NV; |
---|
| 414 | else if(s == "c3") |
---|
| 415 | return GL_CONSTANT_COLOR1_NV; |
---|
| 416 | else if(s == "c4") |
---|
| 417 | return GL_CONSTANT_COLOR0_NV; |
---|
| 418 | else if(s == "c5") |
---|
| 419 | return GL_CONSTANT_COLOR1_NV; |
---|
| 420 | else if(s == "c6") |
---|
| 421 | return GL_CONSTANT_COLOR0_NV; |
---|
| 422 | else if(s == "c7") |
---|
| 423 | return GL_CONSTANT_COLOR1_NV; |
---|
| 424 | */ |
---|
| 425 | if (s == "c0" || s == "c1" || s == "c2" || s == "c3" || |
---|
| 426 | s == "c4" || s == "c5" || s == "c6" || s == "c7") |
---|
| 427 | { |
---|
| 428 | GLenum result; |
---|
| 429 | if (!AddToMap(s,stage,result)) |
---|
| 430 | errors.set("Illegal constant usage.",line_number); |
---|
| 431 | // This is a pain, since the caller is a void and no check is made for errors. Sigh. |
---|
| 432 | return result; |
---|
| 433 | } |
---|
| 434 | else if(s == "t0") |
---|
| 435 | return GL_TEXTURE0_ARB; |
---|
| 436 | else if(s == "t1") |
---|
| 437 | return GL_TEXTURE1_ARB; |
---|
| 438 | else if(s == "t2") |
---|
| 439 | return GL_TEXTURE2_ARB; |
---|
| 440 | else if(s == "t3") |
---|
| 441 | return GL_TEXTURE3_ARB; |
---|
| 442 | else if(s == "v0") |
---|
| 443 | return GL_PRIMARY_COLOR_NV; |
---|
| 444 | else if(s == "v1") |
---|
| 445 | return GL_SECONDARY_COLOR_NV; |
---|
| 446 | else if(s == "r0") |
---|
| 447 | return GL_SPARE0_NV; |
---|
| 448 | else if(s == "r1") |
---|
| 449 | return GL_SPARE1_NV; |
---|
| 450 | else // ?? |
---|
| 451 | return GL_DISCARD_NV; |
---|
| 452 | } |
---|
| 453 | |
---|
| 454 | struct src |
---|
| 455 | { |
---|
| 456 | src(string s, int stage, string *regname=NULL) |
---|
| 457 | { |
---|
| 458 | init(s, stage, regname); |
---|
| 459 | } |
---|
| 460 | |
---|
| 461 | |
---|
| 462 | void init(string s, int stage, string *regname=NULL) |
---|
| 463 | { |
---|
| 464 | arg = s; |
---|
| 465 | comp = GL_RGB; |
---|
| 466 | alphaComp = GL_ALPHA; |
---|
| 467 | map = GL_SIGNED_IDENTITY_NV; |
---|
| 468 | |
---|
| 469 | unsigned int offset; |
---|
| 470 | if( |
---|
| 471 | (offset = s.find(".a")) != string::npos || |
---|
| 472 | (offset = s.find(".w")) != string::npos |
---|
| 473 | ) |
---|
| 474 | { |
---|
| 475 | comp = GL_ALPHA; |
---|
| 476 | s.erase(offset, offset+2); |
---|
| 477 | } |
---|
| 478 | else if ((offset = s.find(".b")) != string::npos || |
---|
| 479 | (offset = s.find(".z")) != string::npos) |
---|
| 480 | { |
---|
| 481 | alphaComp = GL_BLUE; |
---|
| 482 | s.erase(offset,offset+2); |
---|
| 483 | } |
---|
| 484 | |
---|
| 485 | bool negate = false; |
---|
| 486 | |
---|
| 487 | if(s[0] == '1') |
---|
| 488 | { |
---|
| 489 | s.erase(0, 1); |
---|
| 490 | while(s[0] == ' ') |
---|
| 491 | s.erase(0,1); |
---|
| 492 | if(s[0] == '-') |
---|
| 493 | s.erase(0,1); |
---|
| 494 | while(s[0] == ' ') |
---|
| 495 | s.erase(0,1); |
---|
| 496 | map = GL_UNSIGNED_INVERT_NV; |
---|
| 497 | } |
---|
| 498 | else if(s[0] == '-') |
---|
| 499 | { |
---|
| 500 | s.erase(0, 1); |
---|
| 501 | while(s[0] == ' ') |
---|
| 502 | s.erase(0,1); |
---|
| 503 | negate = true; |
---|
| 504 | map = GL_UNSIGNED_INVERT_NV; |
---|
| 505 | } |
---|
| 506 | |
---|
| 507 | bool half_bias = false; |
---|
| 508 | bool expand = false; |
---|
| 509 | if(s.find("_bias") != string::npos) |
---|
| 510 | { |
---|
| 511 | s.erase(s.find("_bias"), 5); |
---|
| 512 | half_bias = true; |
---|
| 513 | } |
---|
| 514 | else if(s.find("_bx2") != string::npos) |
---|
| 515 | { |
---|
| 516 | s.erase(s.find("_bx2"), 4); |
---|
| 517 | expand = true; |
---|
| 518 | } |
---|
| 519 | |
---|
| 520 | if(expand) |
---|
| 521 | { |
---|
| 522 | if(negate) |
---|
| 523 | map = GL_EXPAND_NEGATE_NV; |
---|
| 524 | else |
---|
| 525 | map = GL_EXPAND_NORMAL_NV; |
---|
| 526 | } |
---|
| 527 | else if(half_bias) |
---|
| 528 | { |
---|
| 529 | if(negate) |
---|
| 530 | map = GL_HALF_BIAS_NEGATE_NV; |
---|
| 531 | else |
---|
| 532 | map = GL_HALF_BIAS_NORMAL_NV; |
---|
| 533 | } |
---|
| 534 | reg = reg_enum(s,stage); |
---|
| 535 | |
---|
| 536 | if (regname != NULL) |
---|
| 537 | *regname = s; // return the bare register name |
---|
| 538 | |
---|
| 539 | |
---|
| 540 | //alphaComp = GL_ALPHA; |
---|
| 541 | std::set<const char*, ltstr>::iterator iter = |
---|
| 542 | ps10::alphaBlueRegisters.find(s.c_str()); |
---|
| 543 | if (iter != ps10::alphaBlueRegisters.end()) |
---|
| 544 | alphaComp = GL_BLUE; |
---|
| 545 | |
---|
| 546 | } |
---|
| 547 | |
---|
| 548 | string arg; |
---|
| 549 | GLenum reg; |
---|
| 550 | GLenum map; |
---|
| 551 | GLenum comp; |
---|
| 552 | GLenum alphaComp; |
---|
| 553 | }; |
---|
| 554 | |
---|
| 555 | |
---|
| 556 | struct set_register_combiners |
---|
| 557 | { |
---|
| 558 | set_register_combiners() |
---|
| 559 | { |
---|
| 560 | // combiner = 0; |
---|
| 561 | combiner = -1; |
---|
| 562 | } |
---|
| 563 | |
---|
| 564 | void operator() (vector<string> & instr) |
---|
| 565 | { |
---|
| 566 | string op; |
---|
| 567 | GLenum scale = GL_NONE; |
---|
| 568 | bool op_sat = false; |
---|
| 569 | bool paired_instr = false; |
---|
| 570 | int instr_base = 0; |
---|
| 571 | if (instr[0]=="+") { |
---|
| 572 | paired_instr = true; |
---|
| 573 | instr_base = 1; |
---|
| 574 | } |
---|
| 575 | op = instr[instr_base]; |
---|
| 576 | unsigned int offset; |
---|
| 577 | if((offset = op.find("_x2")) != string::npos) |
---|
| 578 | { |
---|
| 579 | scale = GL_SCALE_BY_TWO_NV; |
---|
| 580 | op.erase(op.begin()+offset, op.begin()+offset+3); |
---|
| 581 | } |
---|
| 582 | else if((offset = op.find("_x4")) != string::npos) |
---|
| 583 | { |
---|
| 584 | scale = GL_SCALE_BY_FOUR_NV; |
---|
| 585 | op.erase(op.begin()+offset, op.begin()+offset+3); |
---|
| 586 | } |
---|
| 587 | else if((offset = op.find("_d2")) != string::npos) |
---|
| 588 | { |
---|
| 589 | scale = GL_SCALE_BY_ONE_HALF_NV; |
---|
| 590 | op.erase(op.begin()+offset, op.begin()+offset+3); |
---|
| 591 | } |
---|
| 592 | |
---|
| 593 | if((offset = op.find("_sat")) != string::npos) |
---|
| 594 | { |
---|
| 595 | // need to actually use this... |
---|
| 596 | op_sat = true; |
---|
| 597 | op.erase(op.begin()+offset, op.begin()+offset+4); |
---|
| 598 | } |
---|
| 599 | |
---|
| 600 | string dst = instr[1+instr_base]; |
---|
| 601 | int mask = GL_RGBA; |
---|
| 602 | if( |
---|
| 603 | (offset = dst.find(".rgba")) != string::npos || |
---|
| 604 | (offset = dst.find(".xyzw")) != string::npos |
---|
| 605 | ) |
---|
| 606 | { |
---|
| 607 | dst.erase(offset, offset + 5); |
---|
| 608 | } |
---|
| 609 | else if( |
---|
| 610 | (offset = dst.find(".rgb")) != string::npos || |
---|
| 611 | (offset = dst.find(".xyz")) != string::npos |
---|
| 612 | ) |
---|
| 613 | { |
---|
| 614 | dst.erase(offset, offset + 4); |
---|
| 615 | mask = GL_RGB; |
---|
| 616 | } |
---|
| 617 | else if( |
---|
| 618 | (offset = dst.find(".a")) != string::npos || |
---|
| 619 | (offset = dst.find(".w")) != string::npos |
---|
| 620 | ) |
---|
| 621 | { |
---|
| 622 | dst.erase(offset, offset + 2); |
---|
| 623 | mask = GL_ALPHA; |
---|
| 624 | } |
---|
| 625 | |
---|
| 626 | if (!paired_instr) |
---|
| 627 | combiner++; |
---|
| 628 | |
---|
| 629 | GLenum dreg = reg_enum(dst,combiner); |
---|
| 630 | GLenum C = GL_COMBINER0_NV + combiner; |
---|
| 631 | |
---|
| 632 | bool isAlphaBlue = false; // To keep track of whether the dst register's alpha was its blue value. |
---|
| 633 | |
---|
| 634 | if(op == "add" || op == "sub") |
---|
| 635 | { |
---|
| 636 | src a(instr[2+instr_base],combiner); |
---|
| 637 | src b(instr[3+instr_base],combiner); |
---|
| 638 | |
---|
| 639 | if(mask == GL_RGBA || mask == GL_RGB) |
---|
| 640 | { |
---|
| 641 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_A_NV, a.reg, a.map, a.comp); |
---|
| 642 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_B_NV, GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_RGB); |
---|
| 643 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_C_NV, b.reg, b.map, b.comp); |
---|
| 644 | if(op == "add") |
---|
| 645 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_D_NV, GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_RGB); |
---|
| 646 | else |
---|
| 647 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_D_NV, GL_ZERO, GL_EXPAND_NORMAL_NV, GL_RGB); |
---|
| 648 | glCombinerOutputNV(C, GL_RGB, GL_DISCARD_NV, GL_DISCARD_NV, dreg, scale, GL_NONE, |
---|
| 649 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 650 | } |
---|
| 651 | else if (!paired_instr) |
---|
| 652 | { |
---|
| 653 | glCombinerOutputNV(C, GL_RGB, GL_DISCARD_NV, GL_DISCARD_NV, GL_DISCARD_NV, GL_NONE, GL_NONE, |
---|
| 654 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 655 | } |
---|
| 656 | |
---|
| 657 | if(mask == GL_RGBA || mask == GL_ALPHA) |
---|
| 658 | { |
---|
| 659 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_A_NV, a.reg, a.map, a.alphaComp); |
---|
| 660 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_B_NV, GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_ALPHA); |
---|
| 661 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_C_NV, b.reg, b.map, b.alphaComp); |
---|
| 662 | if(op == "add") |
---|
| 663 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_D_NV, GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_ALPHA); |
---|
| 664 | else |
---|
| 665 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_D_NV, GL_ZERO, GL_EXPAND_NORMAL_NV, GL_ALPHA); |
---|
| 666 | glCombinerOutputNV(C, GL_ALPHA, GL_DISCARD_NV, GL_DISCARD_NV, dreg, scale, GL_NONE, |
---|
| 667 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 668 | } |
---|
| 669 | else if (!paired_instr) |
---|
| 670 | { |
---|
| 671 | glCombinerOutputNV(C, GL_ALPHA, GL_DISCARD_NV, GL_DISCARD_NV, GL_DISCARD_NV, GL_NONE, GL_NONE, |
---|
| 672 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 673 | } |
---|
| 674 | } |
---|
| 675 | else if(op == "cnd") |
---|
| 676 | { |
---|
| 677 | src a(instr[3+instr_base],combiner); |
---|
| 678 | src b(instr[4+instr_base],combiner); |
---|
| 679 | |
---|
| 680 | if(instr[2+instr_base] != "r0.a" && instr[2+instr_base] != "r0.w") |
---|
| 681 | {} // bad |
---|
| 682 | if(mask == GL_RGBA || mask == GL_RGB) |
---|
| 683 | { |
---|
| 684 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_A_NV, a.reg, a.map, a.comp); |
---|
| 685 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_B_NV, GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_RGB); |
---|
| 686 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_C_NV, b.reg, b.map, b.comp); |
---|
| 687 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_D_NV, GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_RGB); |
---|
| 688 | glCombinerOutputNV(C, GL_RGB, GL_DISCARD_NV, GL_DISCARD_NV, dreg, scale, GL_NONE, |
---|
| 689 | GL_FALSE, GL_FALSE, GL_TRUE); |
---|
| 690 | } |
---|
| 691 | else if (!paired_instr) |
---|
| 692 | { |
---|
| 693 | glCombinerOutputNV(C, GL_RGB, GL_DISCARD_NV, GL_DISCARD_NV, GL_DISCARD_NV, GL_NONE, GL_NONE, |
---|
| 694 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 695 | } |
---|
| 696 | |
---|
| 697 | if(mask == GL_RGBA || mask == GL_ALPHA) |
---|
| 698 | { |
---|
| 699 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_A_NV, a.reg, a.map, a.alphaComp); |
---|
| 700 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_B_NV, GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_ALPHA); |
---|
| 701 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_C_NV, b.reg, b.map, b.alphaComp); |
---|
| 702 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_D_NV, GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_ALPHA); |
---|
| 703 | glCombinerOutputNV(C, GL_ALPHA, GL_DISCARD_NV, GL_DISCARD_NV, dreg, scale, GL_NONE, |
---|
| 704 | GL_FALSE, GL_FALSE, GL_TRUE); |
---|
| 705 | } |
---|
| 706 | else if (!paired_instr) |
---|
| 707 | { |
---|
| 708 | glCombinerOutputNV(C, GL_ALPHA, GL_DISCARD_NV, GL_DISCARD_NV, GL_DISCARD_NV, GL_NONE, GL_NONE, |
---|
| 709 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 710 | } |
---|
| 711 | } |
---|
| 712 | else if(op == "dp3") |
---|
| 713 | { |
---|
| 714 | src a(instr[2+instr_base],combiner); |
---|
| 715 | src b(instr[3+instr_base],combiner); |
---|
| 716 | |
---|
| 717 | if(mask == GL_RGBA || mask == GL_RGB) |
---|
| 718 | { |
---|
| 719 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_A_NV, a.reg, a.map, a.comp); |
---|
| 720 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_B_NV, b.reg, b.map, b.comp); |
---|
| 721 | glCombinerOutputNV(C, GL_RGB, dreg, GL_DISCARD_NV, GL_DISCARD_NV, scale, GL_NONE, |
---|
| 722 | GL_TRUE, GL_FALSE, GL_FALSE); |
---|
| 723 | } |
---|
| 724 | else if (!paired_instr) |
---|
| 725 | { |
---|
| 726 | // ooh.. what to do here? |
---|
| 727 | } |
---|
| 728 | |
---|
| 729 | if(mask == GL_RGBA || mask == GL_ALPHA) |
---|
| 730 | { |
---|
| 731 | // todo -- make next ref to dst.a actually ref dst.b since combiners can't write dp3 to the alpha channel |
---|
| 732 | // Done by Ashu: Put this register in the alphaBlueRegister set. |
---|
| 733 | isAlphaBlue = true; |
---|
| 734 | ps10::alphaBlueRegisters.insert(dst.c_str()); |
---|
| 735 | } |
---|
| 736 | else if (!paired_instr) |
---|
| 737 | { |
---|
| 738 | glCombinerOutputNV(C, GL_ALPHA, GL_DISCARD_NV, GL_DISCARD_NV, GL_DISCARD_NV, GL_NONE, GL_NONE, |
---|
| 739 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 740 | } |
---|
| 741 | } |
---|
| 742 | else if(op == "lrp") |
---|
| 743 | { |
---|
| 744 | src a(instr[2+instr_base],combiner); |
---|
| 745 | src b(instr[3+instr_base],combiner); |
---|
| 746 | src c(instr[4+instr_base],combiner); |
---|
| 747 | |
---|
| 748 | if(mask == GL_RGBA || mask == GL_RGB) |
---|
| 749 | { |
---|
| 750 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_A_NV, a.reg, GL_UNSIGNED_IDENTITY_NV, a.comp); |
---|
| 751 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_B_NV, b.reg, b.map, b.comp); |
---|
| 752 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_C_NV, a.reg, GL_UNSIGNED_INVERT_NV, a.comp); |
---|
| 753 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_D_NV, c.reg, c.map, c.comp); |
---|
| 754 | glCombinerOutputNV(C, GL_RGB, GL_DISCARD_NV, GL_DISCARD_NV, dreg, scale, GL_NONE, |
---|
| 755 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 756 | } |
---|
| 757 | else if (!paired_instr) |
---|
| 758 | { |
---|
| 759 | glCombinerOutputNV(C, GL_RGB, GL_DISCARD_NV, GL_DISCARD_NV, GL_DISCARD_NV, GL_NONE, GL_NONE, |
---|
| 760 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 761 | } |
---|
| 762 | |
---|
| 763 | if(mask == GL_RGBA || mask == GL_ALPHA) |
---|
| 764 | { |
---|
| 765 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_A_NV, a.reg, GL_UNSIGNED_IDENTITY_NV, a.alphaComp); |
---|
| 766 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_B_NV, b.reg, b.map, b.alphaComp); |
---|
| 767 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_C_NV, a.reg, GL_UNSIGNED_INVERT_NV, a.alphaComp); |
---|
| 768 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_D_NV, c.reg, c.map, c.alphaComp); |
---|
| 769 | glCombinerOutputNV(C, GL_ALPHA, GL_DISCARD_NV, GL_DISCARD_NV, dreg, scale, GL_NONE, |
---|
| 770 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 771 | } |
---|
| 772 | else if (!paired_instr) |
---|
| 773 | { |
---|
| 774 | glCombinerOutputNV(C, GL_ALPHA, GL_DISCARD_NV, GL_DISCARD_NV, GL_DISCARD_NV, GL_NONE, GL_NONE, |
---|
| 775 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 776 | } |
---|
| 777 | } |
---|
| 778 | else if(op == "mad") |
---|
| 779 | { |
---|
| 780 | src a(instr[2+instr_base],combiner); |
---|
| 781 | src b(instr[3+instr_base],combiner); |
---|
| 782 | src c(instr[4+instr_base],combiner); |
---|
| 783 | |
---|
| 784 | if(mask == GL_RGBA || mask == GL_RGB) |
---|
| 785 | { |
---|
| 786 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_A_NV, a.reg, a.map, a.comp); |
---|
| 787 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_B_NV, b.reg, b.map, b.comp); |
---|
| 788 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_C_NV, GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_RGB); |
---|
| 789 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_D_NV, c.reg, c.map, c.comp); |
---|
| 790 | glCombinerOutputNV(C, GL_RGB, GL_DISCARD_NV, GL_DISCARD_NV, dreg, scale, GL_NONE, |
---|
| 791 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 792 | } |
---|
| 793 | else if (!paired_instr) |
---|
| 794 | { |
---|
| 795 | glCombinerOutputNV(C, GL_RGB, GL_DISCARD_NV, GL_DISCARD_NV, GL_DISCARD_NV, GL_NONE, GL_NONE, |
---|
| 796 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 797 | } |
---|
| 798 | |
---|
| 799 | if(mask == GL_RGBA || mask == GL_ALPHA) |
---|
| 800 | { |
---|
| 801 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_A_NV, a.reg, a.map, a.alphaComp); |
---|
| 802 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_B_NV, b.reg, b.map, b.alphaComp); |
---|
| 803 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_C_NV, GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_ALPHA); |
---|
| 804 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_D_NV, c.reg, c.map, c.alphaComp); |
---|
| 805 | glCombinerOutputNV(C, GL_ALPHA, GL_DISCARD_NV, GL_DISCARD_NV, dreg, scale, GL_NONE, |
---|
| 806 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 807 | } |
---|
| 808 | else if (!paired_instr) |
---|
| 809 | { |
---|
| 810 | glCombinerOutputNV(C, GL_ALPHA, GL_DISCARD_NV, GL_DISCARD_NV, GL_DISCARD_NV, GL_NONE, GL_NONE, |
---|
| 811 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 812 | } |
---|
| 813 | } |
---|
| 814 | else if(op == "mov") |
---|
| 815 | { |
---|
| 816 | src a(instr[2+instr_base],combiner); |
---|
| 817 | |
---|
| 818 | if(mask == GL_RGBA || mask == GL_RGB) |
---|
| 819 | { |
---|
| 820 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_A_NV, a.reg, a.map, a.comp); |
---|
| 821 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_B_NV, GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_RGB); |
---|
| 822 | glCombinerOutputNV(C, GL_RGB, dreg, GL_DISCARD_NV, GL_DISCARD_NV, scale, GL_NONE, |
---|
| 823 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 824 | } |
---|
| 825 | else if (!paired_instr) |
---|
| 826 | { |
---|
| 827 | glCombinerOutputNV(C, GL_RGB, GL_DISCARD_NV, GL_DISCARD_NV, GL_DISCARD_NV, GL_NONE, GL_NONE, |
---|
| 828 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 829 | } |
---|
| 830 | |
---|
| 831 | if(mask == GL_RGBA || mask == GL_ALPHA) |
---|
| 832 | { |
---|
| 833 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_A_NV, a.reg, a.map, a.alphaComp); |
---|
| 834 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_B_NV, GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_ALPHA); |
---|
| 835 | glCombinerOutputNV(C, GL_ALPHA, dreg, GL_DISCARD_NV, GL_DISCARD_NV, scale, GL_NONE, |
---|
| 836 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 837 | } |
---|
| 838 | else if (!paired_instr) |
---|
| 839 | { |
---|
| 840 | glCombinerOutputNV(C, GL_ALPHA, GL_DISCARD_NV, GL_DISCARD_NV, GL_DISCARD_NV, GL_NONE, GL_NONE, |
---|
| 841 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 842 | } |
---|
| 843 | } |
---|
| 844 | else if(op == "mul") |
---|
| 845 | { |
---|
| 846 | src a(instr[2+instr_base],combiner); |
---|
| 847 | src b(instr[3+instr_base],combiner); |
---|
| 848 | |
---|
| 849 | if(mask == GL_RGBA || mask == GL_RGB) |
---|
| 850 | { |
---|
| 851 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_A_NV, a.reg, a.map, a.comp); |
---|
| 852 | glCombinerInputNV(C, GL_RGB, GL_VARIABLE_B_NV, b.reg, b.map, b.comp); |
---|
| 853 | glCombinerOutputNV(C, GL_RGB, dreg, GL_DISCARD_NV, GL_DISCARD_NV, scale, GL_NONE, |
---|
| 854 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 855 | } |
---|
| 856 | else if (!paired_instr) |
---|
| 857 | { |
---|
| 858 | glCombinerOutputNV(C, GL_RGB, GL_DISCARD_NV, GL_DISCARD_NV, GL_DISCARD_NV, GL_NONE, GL_NONE, |
---|
| 859 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 860 | } |
---|
| 861 | |
---|
| 862 | if(mask == GL_RGBA || mask == GL_ALPHA) |
---|
| 863 | { |
---|
| 864 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_A_NV, a.reg, a.map, a.alphaComp); |
---|
| 865 | glCombinerInputNV(C, GL_ALPHA, GL_VARIABLE_B_NV, b.reg, b.map, b.alphaComp); |
---|
| 866 | glCombinerOutputNV(C, GL_ALPHA, dreg, GL_DISCARD_NV, GL_DISCARD_NV, scale, GL_NONE, |
---|
| 867 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 868 | } |
---|
| 869 | else if (!paired_instr) |
---|
| 870 | { |
---|
| 871 | glCombinerOutputNV(C, GL_ALPHA, GL_DISCARD_NV, GL_DISCARD_NV, GL_DISCARD_NV, GL_NONE, GL_NONE, |
---|
| 872 | GL_FALSE, GL_FALSE, GL_FALSE); |
---|
| 873 | } |
---|
| 874 | } |
---|
| 875 | // combiner++; |
---|
| 876 | if (!isAlphaBlue) |
---|
| 877 | RemoveFromAlphaBlue(dst); |
---|
| 878 | } |
---|
| 879 | |
---|
| 880 | int combiner; |
---|
| 881 | }; |
---|
| 882 | |
---|
| 883 | |
---|
| 884 | } |
---|
| 885 | |
---|
| 886 | void ps10::SetFinalCombinerStage() |
---|
| 887 | { |
---|
| 888 | glFinalCombinerInputNV(GL_VARIABLE_A_NV,GL_FOG,GL_UNSIGNED_IDENTITY_NV,GL_ALPHA); |
---|
| 889 | glFinalCombinerInputNV(GL_VARIABLE_B_NV,GL_SPARE0_NV, |
---|
| 890 | GL_UNSIGNED_IDENTITY_NV,GL_RGB); |
---|
| 891 | glFinalCombinerInputNV(GL_VARIABLE_C_NV,GL_FOG,GL_UNSIGNED_IDENTITY_NV,GL_RGB); |
---|
| 892 | glFinalCombinerInputNV(GL_VARIABLE_D_NV,GL_ZERO,GL_UNSIGNED_IDENTITY_NV,GL_RGB); |
---|
| 893 | glFinalCombinerInputNV(GL_VARIABLE_E_NV,GL_ZERO,GL_UNSIGNED_IDENTITY_NV,GL_RGB); |
---|
| 894 | glFinalCombinerInputNV(GL_VARIABLE_F_NV,GL_ZERO,GL_UNSIGNED_IDENTITY_NV,GL_RGB); |
---|
| 895 | std::set<const char*, ltstr>::iterator iter = ps10::alphaBlueRegisters.find("r0"); |
---|
| 896 | GLenum alphaComp = GL_ALPHA; |
---|
| 897 | if (iter != ps10::alphaBlueRegisters.end()) |
---|
| 898 | alphaComp = GL_BLUE; |
---|
| 899 | glFinalCombinerInputNV(GL_VARIABLE_G_NV,GL_SPARE0_NV,GL_UNSIGNED_IDENTITY_NV,alphaComp); |
---|
| 900 | // We can now clear alphaBlueRegisters for the next go around |
---|
| 901 | alphaBlueRegisters.clear(); |
---|
| 902 | } |
---|
| 903 | |
---|
| 904 | void ps10::invoke(vector<constdef> * c, |
---|
| 905 | list<vector<string> > * a, |
---|
| 906 | list<vector<string> > * b) |
---|
| 907 | { |
---|
| 908 | const_to_combiner_reg_mapping_count = 0; // Hansong |
---|
| 909 | |
---|
| 910 | |
---|
| 911 | glEnable(GL_PER_STAGE_CONSTANTS_NV); // should we require apps to do this? |
---|
| 912 | if(c) |
---|
| 913 | for_each(c->begin(), c->end(), set_constants()); |
---|
| 914 | if(a) |
---|
| 915 | for_each(a->begin(), a->end(), set_texture_shaders(c)); |
---|
| 916 | glActiveTextureARB( GL_TEXTURE0_ARB ); |
---|
| 917 | int numCombiners = 0; |
---|
| 918 | list<vector<string> >::iterator it = b->begin(); |
---|
| 919 | for(; it!=b->end(); ++it) { |
---|
| 920 | if ( (*it)[0] != "+" ) |
---|
| 921 | numCombiners++; |
---|
| 922 | } |
---|
| 923 | glCombinerParameteriNV(GL_NUM_GENERAL_COMBINERS_NV, numCombiners); |
---|
| 924 | if(b) |
---|
| 925 | for_each(b->begin(), b->end(), set_register_combiners()); |
---|
| 926 | SetFinalCombinerStage(); |
---|
| 927 | // We can clear the stageToTarget map now. |
---|
| 928 | stageToTargetMap.clear(); |
---|
| 929 | } |
---|
| 930 | |
---|
| 931 | // simple identification - just look for magic substring |
---|
| 932 | // -- easy to break... |
---|
| 933 | bool is_ps10(const char * s) |
---|
| 934 | { |
---|
| 935 | if(strstr(s, "ps.1.0")) |
---|
| 936 | return true; |
---|
| 937 | if(strstr(s, "Ps.1.0")) |
---|
| 938 | return true; |
---|
| 939 | if(strstr(s, "ps.1.1")) |
---|
| 940 | return true; |
---|
| 941 | if(strstr(s, "Ps.1.1")) |
---|
| 942 | return true; |
---|
| 943 | return false; |
---|
| 944 | } |
---|
| 945 | |
---|
| 946 | bool ps10::init_extensions() |
---|
| 947 | { |
---|
| 948 | // register combiners |
---|
| 949 | static bool rcinit = false; |
---|
| 950 | if(rcinit == false) |
---|
| 951 | { |
---|
| 952 | /* |
---|
| 953 | if(! glh_init_extensions("GL_NV_register_combiners")) |
---|
| 954 | { |
---|
| 955 | errors.set("unable to initialize GL_NV_register_combiners\n"); |
---|
| 956 | return false; |
---|
| 957 | } |
---|
| 958 | else |
---|
| 959 | { |
---|
| 960 | */ |
---|
| 961 | rcinit = true; |
---|
| 962 | /* |
---|
| 963 | } |
---|
| 964 | */ |
---|
| 965 | } |
---|
| 966 | |
---|
| 967 | // register combiners 2 |
---|
| 968 | static bool rc2init = false; |
---|
| 969 | if(rc2init == false) |
---|
| 970 | { |
---|
| 971 | /* |
---|
| 972 | if( ! glh_init_extensions("GL_NV_register_combiners2")) |
---|
| 973 | { |
---|
| 974 | errors.set("unable to initialize GL_NV_register_combiners2\n"); |
---|
| 975 | return false; |
---|
| 976 | } |
---|
| 977 | else |
---|
| 978 | { |
---|
| 979 | */ |
---|
| 980 | rc2init = true; |
---|
| 981 | /* |
---|
| 982 | } |
---|
| 983 | */ |
---|
| 984 | } |
---|
| 985 | |
---|
| 986 | static bool tsinit = 0; |
---|
| 987 | if (tsinit == false ) |
---|
| 988 | { |
---|
| 989 | /* |
---|
| 990 | if(! glh_init_extensions( "GL_NV_texture_shader " "GL_ARB_multitexture " )) |
---|
| 991 | { |
---|
| 992 | errors.set("unable to initialize GL_NV_texture_shader\n"); |
---|
| 993 | return false; |
---|
| 994 | } |
---|
| 995 | else |
---|
| 996 | { |
---|
| 997 | */ |
---|
| 998 | tsinit = true; |
---|
| 999 | /* |
---|
| 1000 | } |
---|
| 1001 | */ |
---|
| 1002 | } |
---|
| 1003 | constToStageAndConstMap.clear(); |
---|
| 1004 | constToStageArray.clear(); |
---|
| 1005 | stageToConstMap.clear(); |
---|
| 1006 | line_number = 1; |
---|
| 1007 | return true; |
---|
| 1008 | } |
---|
| 1009 | |
---|
| 1010 | const int* ps10_get_info(int* pcount) |
---|
| 1011 | { |
---|
| 1012 | if (pcount) |
---|
| 1013 | *pcount = constToStageArray.size(); |
---|
| 1014 | return &(constToStageArray[0]); |
---|
| 1015 | } |
---|