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This commit is contained in:
espes 2014-04-27 15:12:07 +10:00
parent 06f324848d
commit a604e498e4
1 changed files with 16 additions and 3 deletions
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19
hw/xbox/nv2a_vsh.c
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@ -619,9 +619,21 @@ static const char* vsh_header =
"OUTPUT oT1 = result.texcoord[1];\n"
"OUTPUT oT2 = result.texcoord[2];\n"
"OUTPUT oT3 = result.texcoord[3];\n"
/* All constants in 1 array declaration (requires NV_gpu_program4?) */
"PARAM c[] = { program.env[0..191] };\n"
"PARAM mvp[4] = { state.matrix.mvp };\n";
/* w component of outputs are expected to be initialised to 1 */
"MOV R12, 0.0;\n"
"MOV R12.w, 1.0;\n"
"MOV oD0.w, 1.0;\n"
"MOV oD1.w, 1.0;\n"
"MOV oB0.w, 1.0;\n"
"MOV oB1.w, 1.0;\n"
"MOV oT0.w, 1.0;\n"
"MOV oT1.w, 1.0;\n"
"MOV oT2.w, 1.0;\n"
"MOV oT3.w, 1.0;\n";
QString* vsh_translate(uint16_t version,
@ -682,9 +694,10 @@ QString* vsh_translate(uint16_t version,
"RCP R1.z, R1.z;\n"
"MUL R12.xyz, R12, R1;\n"
"MOV R12.w, 1.0;\n"
/* undo the perspective divide */
"MUL R12.xyz, R12, R12.w;\n"
/* undo the perspective divide? */
//"MUL R12.xyz, R12, R12.w;\n"
/* Z coord [0;1]->[-1;1] mapping, see comment in transform_projection
* in state.c