[692] | 1 | #include "rc1.0_final.h"
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| 2 | #include "nvparse_errors.h"
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| 3 | #include "nvparse_externs.h"
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| 4 |
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| 5 | #include <OgreGLPrerequisites.h>
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| 6 |
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| 7 | void FinalRgbFunctionStruct::ZeroOut()
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| 8 | {
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| 9 | RegisterEnum zero;
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| 10 | zero.word = RCP_ZERO;
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| 11 | a.Init(zero, GL_UNSIGNED_IDENTITY_NV);
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| 12 | b.Init(zero, GL_UNSIGNED_IDENTITY_NV);
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| 13 | c.Init(zero, GL_UNSIGNED_IDENTITY_NV);
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| 14 | d.Init(zero, GL_UNSIGNED_IDENTITY_NV);
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| 15 | }
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| 16 |
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| 17 | void FinalAlphaFunctionStruct::ZeroOut()
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| 18 | {
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| 19 | RegisterEnum zero;
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| 20 | zero.word = RCP_ZERO;
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| 21 | g.Init(zero, GL_UNSIGNED_IDENTITY_NV);
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| 22 | }
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| 23 |
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| 24 | void FinalProductStruct::ZeroOut()
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| 25 | {
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| 26 | RegisterEnum zero;
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| 27 | zero.word = RCP_ZERO;
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| 28 | e.Init(zero, GL_UNSIGNED_IDENTITY_NV);
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| 29 | f.Init(zero, GL_UNSIGNED_IDENTITY_NV);
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| 30 | }
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| 31 | void FinalCombinerStruct::Validate()
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| 32 | {
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| 33 | if (hasProduct &&
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| 34 | (GL_E_TIMES_F_NV == product.e.reg.bits.name ||
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| 35 | GL_SPARE0_PLUS_SECONDARY_COLOR_NV == product.e.reg.bits.name ||
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| 36 | GL_DISCARD_NV == product.e.reg.bits.name ||
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| 37 | GL_E_TIMES_F_NV == product.f.reg.bits.name ||
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| 38 | GL_SPARE0_PLUS_SECONDARY_COLOR_NV == product.f.reg.bits.name ||
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| 39 | GL_DISCARD_NV == product.f.reg.bits.name))
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| 40 | errors.set("invalid input register for final_product");
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| 41 |
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| 42 | if (hasProduct &&
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| 43 | (RCP_BLUE == product.e.reg.bits.channel ||
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| 44 | RCP_BLUE == product.f.reg.bits.channel))
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| 45 | errors.set("blue register used in final_product");
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| 46 |
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| 47 | if (GL_E_TIMES_F_NV == alpha.g.reg.bits.name ||
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| 48 | GL_SPARE0_PLUS_SECONDARY_COLOR_NV == alpha.g.reg.bits.name ||
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| 49 | GL_DISCARD_NV == alpha.g.reg.bits.name)
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| 50 | errors.set("invalid input register for final alpha");
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| 51 |
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| 52 | if (RCP_RGB == alpha.g.reg.bits.channel)
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| 53 | errors.set("rgb register used in final alpha");
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| 54 |
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| 55 | if (GL_SPARE0_PLUS_SECONDARY_COLOR_NV == rgb.a.reg.bits.name &&
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| 56 | GL_SPARE0_PLUS_SECONDARY_COLOR_NV != rgb.b.reg.bits.name &&
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| 57 | GL_ZERO == rgb.c.reg.bits.name && GL_UNSIGNED_IDENTITY_NV == rgb.c.map)
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| 58 | {
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| 59 | MappedRegisterStruct temp;
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| 60 | temp = rgb.a;
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| 61 | rgb.a = rgb.b;
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| 62 | rgb.b = temp;
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| 63 | }
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| 64 |
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| 65 | if (GL_SPARE0_PLUS_SECONDARY_COLOR_NV == rgb.a.reg.bits.name &&
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| 66 | GL_ZERO == rgb.b.reg.bits.name && GL_UNSIGNED_INVERT_NV == rgb.b.map &&
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| 67 | GL_ZERO == rgb.c.reg.bits.name && GL_UNSIGNED_IDENTITY_NV == rgb.c.map &&
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| 68 | GL_SPARE0_PLUS_SECONDARY_COLOR_NV != rgb.d.reg.bits.name)
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| 69 | {
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| 70 | MappedRegisterStruct temp;
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| 71 | temp = rgb.a;
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| 72 | rgb.a = rgb.d;
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| 73 | rgb.d = temp;
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| 74 | }
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| 75 |
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| 76 | if (GL_SPARE0_PLUS_SECONDARY_COLOR_NV == rgb.a.reg.bits.name ||
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| 77 | GL_DISCARD_NV == rgb.a.reg.bits.name ||
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| 78 | GL_DISCARD_NV == rgb.b.reg.bits.name ||
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| 79 | GL_DISCARD_NV == rgb.c.reg.bits.name ||
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| 80 | GL_DISCARD_NV == rgb.d.reg.bits.name)
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| 81 | errors.set("invalid input register for final rgb");
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| 82 |
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| 83 | if (RCP_BLUE == rgb.a.reg.bits.channel ||
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| 84 | RCP_BLUE == rgb.b.reg.bits.channel ||
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| 85 | RCP_BLUE == rgb.c.reg.bits.channel ||
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| 86 | RCP_BLUE == rgb.d.reg.bits.channel)
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| 87 | errors.set("blue register used in final rgb");
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| 88 |
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| 89 | if ((GL_E_TIMES_F_NV == rgb.a.reg.bits.name ||
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| 90 | GL_E_TIMES_F_NV == rgb.b.reg.bits.name ||
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| 91 | GL_E_TIMES_F_NV == rgb.c.reg.bits.name ||
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| 92 | GL_E_TIMES_F_NV == rgb.d.reg.bits.name) && !hasProduct)
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| 93 | errors.set("final_product used but not set");
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| 94 |
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| 95 | if (RCP_NONE == rgb.a.reg.bits.channel)
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| 96 | rgb.a.reg.bits.channel = RCP_RGB;
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| 97 | if (RCP_NONE == rgb.b.reg.bits.channel)
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| 98 | rgb.b.reg.bits.channel = RCP_RGB;
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| 99 | if (RCP_NONE == rgb.c.reg.bits.channel)
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| 100 | rgb.c.reg.bits.channel = RCP_RGB;
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| 101 | if (RCP_NONE == rgb.d.reg.bits.channel)
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| 102 | rgb.d.reg.bits.channel = RCP_RGB;
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| 103 | if (RCP_NONE == product.e.reg.bits.channel)
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| 104 | product.e.reg.bits.channel = RCP_RGB;
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| 105 | if (RCP_NONE == product.f.reg.bits.channel)
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| 106 | product.f.reg.bits.channel = RCP_RGB;
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| 107 | if (RCP_NONE == alpha.g.reg.bits.channel)
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| 108 | alpha.g.reg.bits.channel = RCP_ALPHA;
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| 109 | }
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| 110 |
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| 111 | void FinalCombinerStruct::Invoke()
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| 112 | {
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| 113 | if(clamp)
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| 114 | glCombinerParameteriNV(GL_COLOR_SUM_CLAMP_NV, GL_TRUE);
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| 115 | else
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| 116 | glCombinerParameteriNV(GL_COLOR_SUM_CLAMP_NV, GL_FALSE);
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| 117 |
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| 118 | glFinalCombinerInputNV(
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| 119 | GL_VARIABLE_A_NV,
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| 120 | rgb.a.reg.bits.name,
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| 121 | rgb.a.map,
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| 122 | MAP_CHANNEL(rgb.a.reg.bits.channel));
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| 123 |
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| 124 | glFinalCombinerInputNV(
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| 125 | GL_VARIABLE_B_NV,
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| 126 | rgb.b.reg.bits.name,
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| 127 | rgb.b.map,
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| 128 | MAP_CHANNEL(rgb.b.reg.bits.channel));
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| 129 |
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| 130 | glFinalCombinerInputNV(
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| 131 | GL_VARIABLE_C_NV,
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| 132 | rgb.c.reg.bits.name,
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| 133 | rgb.c.map,
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| 134 | MAP_CHANNEL(rgb.c.reg.bits.channel));
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| 135 |
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| 136 | glFinalCombinerInputNV(
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| 137 | GL_VARIABLE_D_NV,
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| 138 | rgb.d.reg.bits.name,
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| 139 | rgb.d.map,
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| 140 | MAP_CHANNEL(rgb.d.reg.bits.channel));
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| 141 |
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| 142 | glFinalCombinerInputNV(
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| 143 | GL_VARIABLE_E_NV,
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| 144 | product.e.reg.bits.name,
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| 145 | product.e.map,
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| 146 | MAP_CHANNEL(product.e.reg.bits.channel));
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| 147 |
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| 148 | glFinalCombinerInputNV(
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| 149 | GL_VARIABLE_F_NV,
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| 150 | product.f.reg.bits.name,
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| 151 | product.f.map,
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| 152 | MAP_CHANNEL(product.f.reg.bits.channel));
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| 153 |
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| 154 | glFinalCombinerInputNV(
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| 155 | GL_VARIABLE_G_NV,
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| 156 | alpha.g.reg.bits.name,
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| 157 | alpha.g.map,
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| 158 | MAP_CHANNEL(alpha.g.reg.bits.channel));
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| 159 | }
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