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Primitive reset.

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This commit is contained in:
Ben Vanik
2015-03-22 08:52:05 -07:00
parent 559cda3215
commit cef9a684cd
3 changed files with 24 additions and 2 deletions
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11
src/xenia/gpu/gl4/command_processor.cc
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@@ -1999,6 +1999,8 @@ CommandProcessor::UpdateStatus CommandProcessor::UpdateRasterizerState() {
XE_GPU_REG_PA_SC_SCREEN_SCISSOR_TL);
dirty |= SetShadowRegister(regs.pa_sc_screen_scissor_br,
XE_GPU_REG_PA_SC_SCREEN_SCISSOR_BR);
dirty |= SetShadowRegister(regs.multi_prim_ib_reset_index,
XE_GPU_REG_VGT_MULTI_PRIM_IB_RESET_INDX);
if (!dirty) {
return UpdateStatus::kCompatible;
}
@@ -2059,12 +2061,19 @@ CommandProcessor::UpdateStatus CommandProcessor::UpdateRasterizerState() {
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
}
if (regs.pa_su_sc_mode_cntl & (1 << 20)) {
if (regs.pa_su_sc_mode_cntl & (1 << 19)) {
glProvokingVertex(GL_LAST_VERTEX_CONVENTION);
} else {
glProvokingVertex(GL_FIRST_VERTEX_CONVENTION);
}
if (regs.pa_su_sc_mode_cntl & (1 << 21)) {
glEnable(GL_PRIMITIVE_RESTART);
} else {
glDisable(GL_PRIMITIVE_RESTART);
}
glPrimitiveRestartIndex(regs.multi_prim_ib_reset_index);
return UpdateStatus::kMismatch;
}