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fixup!

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Subv 2015-12-11 12:52:47 -05:00
parent 5e6b72bea9
commit 53d4b58357
2 changed files with 10 additions and 20 deletions
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26
src/video_core/renderer_opengl/gl_rasterizer.cpp
View File

@ -150,8 +150,6 @@ void RasterizerOpenGL::DrawTriangles() {
SyncFramebuffer();
SyncDrawState();
SyncScissorTest();
if (state.draw.shader_dirty) {
SetShader();
state.draw.shader_dirty = false;
@ -228,6 +226,10 @@ void RasterizerOpenGL::NotifyPicaRegisterChanged(u32 id) {
case PICA_REG_INDEX(scissor_test.mode):
state.draw.shader_dirty = true;
break;
case PICA_REG_INDEX(scissor_test.right):
case PICA_REG_INDEX(scissor_test.left):
SyncScissorTest();
break;
// Logic op
case PICA_REG_INDEX(output_merger.logic_op):
@ -668,25 +670,15 @@ void RasterizerOpenGL::SyncDepthTest() {
void RasterizerOpenGL::SyncScissorTest() {
const auto& regs = Pica::g_state.regs;
GLsizei viewport_height = (GLsizei)Pica::float24::FromRawFloat24(regs.viewport_size_y).ToFloat32() * 2;
GLsizei viewport_corner_y = -(GLsizei)static_cast<float>(regs.viewport_corner.y)
+ regs.framebuffer.GetHeight() - viewport_height;
// OpenGL uses different y coordinates, so negate corner offset and flip origin
GLint scissor_bottom = viewport_height - (GLsizei)regs.scissor_test.bottom + viewport_corner_y;
GLint scissor_top = viewport_height - (GLsizei)regs.scissor_test.top - 1;
if (uniform_block_data.data.scissor_right != regs.scissor_test.right ||
uniform_block_data.data.scissor_bottom != scissor_bottom ||
uniform_block_data.data.scissor_bottom != regs.scissor_test.bottom ||
uniform_block_data.data.scissor_left != regs.scissor_test.left + 1 ||
uniform_block_data.data.scissor_top != scissor_top) {
uniform_block_data.data.scissor_top != regs.scissor_test.top + 1) {
uniform_block_data.data.scissor_right = regs.scissor_test.right;
uniform_block_data.data.scissor_bottom = scissor_bottom;
uniform_block_data.data.scissor_bottom = regs.scissor_test.bottom;
uniform_block_data.data.scissor_left = regs.scissor_test.left + 1;
uniform_block_data.data.scissor_top = scissor_top;
uniform_block_data.data.scissor_top = regs.scissor_test.top + 1;
uniform_block_data.dirty = true;
}
}
@ -714,8 +706,6 @@ void RasterizerOpenGL::SyncDrawState() {
GLsizei viewport_width = (GLsizei)Pica::float24::FromRawFloat24(regs.viewport_size_x).ToFloat32() * 2;
GLsizei viewport_height = (GLsizei)Pica::float24::FromRawFloat24(regs.viewport_size_y).ToFloat32() * 2;
// OpenGL uses different y coordinates, so negate corner offset and flip origin
// TODO: Ensure viewport_corner.x should not be negated or origin flipped
// TODO: Use floating-point viewports for accuracy if supported
glViewport((GLsizei)regs.viewport_corner.x,
(GLsizei)regs.viewport_corner.y,

4
src/video_core/renderer_opengl/gl_shader_gen.cpp
View File

@ -354,12 +354,12 @@ void main() {
// Append the scissor test
if (config.scissor_test_mode == Regs::ScissorMode::Include || config.scissor_test_mode == Regs::ScissorMode::Exclude) {
out += "if (scissor_left <= scissor_right || scissor_top >= scissor_bottom) discard;\n";
out += "if (scissor_left <= scissor_right || scissor_top <= scissor_bottom) discard;\n";
out += "if (";
// Negate the condition if we have to keep only the pixels outside the scissor box
if (config.scissor_test_mode == Regs::ScissorMode::Include)
out += "!";
out += "(gl_FragCoord.x >= scissor_right && gl_FragCoord.x <= scissor_left && gl_FragCoord.y >= scissor_top && gl_FragCoord.y <= scissor_bottom)) discard;\n";
out += "(gl_FragCoord.x >= scissor_right && gl_FragCoord.x <= scissor_left && gl_FragCoord.y >= scissor_bottom && gl_FragCoord.y <= scissor_top)) discard;\n";
}
out += "vec4 combiner_buffer = vec4(0.0);\n";