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Primitive reset.

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
View File

@ -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;
}

1
src/xenia/gpu/gl4/command_processor.h
View File

@ -323,6 +323,7 @@ class CommandProcessor {
uint32_t pa_su_sc_mode_cntl;
uint32_t pa_sc_screen_scissor_tl;
uint32_t pa_sc_screen_scissor_br;
uint32_t multi_prim_ib_reset_index;
UpdateRasterizerStateRegisters() { Reset(); }
void Reset() { std::memset(this, 0, sizeof(*this)); }

14
src/xenia/gpu/trace_viewer_main.cc
View File

@ -1601,7 +1601,7 @@ void DrawStateUI(xe::ui::MainWindow* window, TracePlayer& player,
} else {
ImGui::BulletText("Polygon Mode: fill");
}
if (pa_su_sc_mode_cntl & (1 << 20)) {
if (pa_su_sc_mode_cntl & (1 << 19)) {
ImGui::BulletText("Provoking Vertex: last");
} else {
ImGui::BulletText("Provoking Vertex: first");
@ -1835,6 +1835,18 @@ void DrawStateUI(xe::ui::MainWindow* window, TracePlayer& player,
draw_info.index_buffer_size,
kIndexFormatNames[int(draw_info.index_format)],
kEndiannessNames[int(draw_info.index_endianness)]);
uint32_t pa_su_sc_mode_cntl = regs[XE_GPU_REG_PA_SU_SC_MODE_CNTL].u32;
if (pa_su_sc_mode_cntl & (1 << 21)) {
uint32_t reset_index =
regs[XE_GPU_REG_VGT_MULTI_PRIM_IB_RESET_INDX].u32;
if (draw_info.index_format == IndexFormat::kInt16) {
ImGui::Text("Reset Index: %.4X", reset_index & 0xFFFF);
} else {
ImGui::Text("Reset Index: %.8X", reset_index);
}
} else {
ImGui::Text("Reset Index: disabled");
}
ImGui::BeginChild("#indices", ImVec2(0, 300));
ImGui::PushStyleVar(ImGuiStyleVar_ItemSpacing, ImVec2(0, 0));
int display_start, display_end;