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Merge pull request #1794 from Tinob/master 

Add support for viewport_transfom_enable register
This commit is contained in:
bunnei 2018-11-26 18:34:09 -05:00 committed by GitHub
parent 67a154e23d 415e8383ba
commit 1856d0ee8a
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 32 additions and 8 deletions
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10
src/video_core/engines/maxwell_3d.h
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@ -896,7 +896,13 @@ public:
Cull cull;
INSERT_PADDING_WORDS(0x28);
u32 pixel_center_integer;
INSERT_PADDING_WORDS(0x1);
u32 viewport_transform_enabled;
INSERT_PADDING_WORDS(0x25);
struct {
u32 enable;
@ -1216,6 +1222,8 @@ ASSERT_REG_POSITION(index_array, 0x5F2);
ASSERT_REG_POSITION(polygon_offset_clamp, 0x61F);
ASSERT_REG_POSITION(instanced_arrays, 0x620);
ASSERT_REG_POSITION(cull, 0x646);
ASSERT_REG_POSITION(pixel_center_integer, 0x649);
ASSERT_REG_POSITION(viewport_transform_enabled, 0x64B);
ASSERT_REG_POSITION(logic_op, 0x671);
ASSERT_REG_POSITION(clear_buffers, 0x674);
ASSERT_REG_POSITION(color_mask, 0x680);

30
src/video_core/renderer_opengl/gl_rasterizer.cpp
View File

@ -985,13 +985,25 @@ u32 RasterizerOpenGL::SetupTextures(Maxwell::ShaderStage stage, Shader& shader,
void RasterizerOpenGL::SyncViewport(OpenGLState& current_state) {
const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
for (std::size_t i = 0; i < Tegra::Engines::Maxwell3D::Regs::NumViewports; i++) {
const MathUtil::Rectangle<s32> viewport_rect{regs.viewport_transform[i].GetRect()};
const bool geometry_shaders_enabled =
regs.IsShaderConfigEnabled(static_cast<size_t>(Maxwell::ShaderProgram::Geometry));
const std::size_t viewport_count =
geometry_shaders_enabled ? Tegra::Engines::Maxwell3D::Regs::NumViewports : 1;
for (std::size_t i = 0; i < viewport_count; i++) {
auto& viewport = current_state.viewports[i];
viewport.x = viewport_rect.left;
viewport.y = viewport_rect.bottom;
viewport.width = viewport_rect.GetWidth();
viewport.height = viewport_rect.GetHeight();
const auto& src = regs.viewports[i];
if (regs.viewport_transform_enabled) {
const MathUtil::Rectangle<s32> viewport_rect{regs.viewport_transform[i].GetRect()};
viewport.x = viewport_rect.left;
viewport.y = viewport_rect.bottom;
viewport.width = viewport_rect.GetWidth();
viewport.height = viewport_rect.GetHeight();
} else {
viewport.x = src.x;
viewport.y = src.y;
viewport.width = src.width;
viewport.height = src.height;
}
viewport.depth_range_far = regs.viewports[i].depth_range_far;
viewport.depth_range_near = regs.viewports[i].depth_range_near;
}
@ -1165,7 +1177,11 @@ void RasterizerOpenGL::SyncLogicOpState() {
void RasterizerOpenGL::SyncScissorTest(OpenGLState& current_state) {
const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
for (std::size_t i = 0; i < Tegra::Engines::Maxwell3D::Regs::NumViewports; i++) {
const bool geometry_shaders_enabled =
regs.IsShaderConfigEnabled(static_cast<size_t>(Maxwell::ShaderProgram::Geometry));
const std::size_t viewport_count =
geometry_shaders_enabled ? Tegra::Engines::Maxwell3D::Regs::NumViewports : 1;
for (std::size_t i = 0; i < viewport_count; i++) {
const auto& src = regs.scissor_test[i];
auto& dst = current_state.viewports[i].scissor;
dst.enabled = (src.enable != 0);