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GLRasterizer: Implemented stencil testing in the hw renderer.

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This commit is contained in:
Subv 2015-08-20 10:11:09 -05:00
parent 186873420f
commit 46f660a789
4 changed files with 44 additions and 2 deletions
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13
src/video_core/renderer_opengl/gl_rasterizer.cpp
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@ -268,7 +268,8 @@ void RasterizerOpenGL::NotifyPicaRegisterChanged(u32 id) {
break; break;
// Stencil test // Stencil test
case PICA_REG_INDEX(output_merger.stencil_test): case PICA_REG_INDEX(output_merger.stencil_test.raw_func):
case PICA_REG_INDEX(output_merger.stencil_test.raw_op):
SyncStencilTest(); SyncStencilTest();
break; break;
@ -675,7 +676,15 @@ void RasterizerOpenGL::SyncLogicOp() {
} }
void RasterizerOpenGL::SyncStencilTest() { void RasterizerOpenGL::SyncStencilTest() {
// TODO: Implement stencil test, mask, and op const auto& regs = Pica::g_state.regs;
state.stencil.test_enabled = regs.output_merger.stencil_test.enable && regs.framebuffer.depth_format == Pica::Regs::DepthFormat::D24S8;
state.stencil.test_func = PicaToGL::CompareFunc(regs.output_merger.stencil_test.func);
state.stencil.test_ref = regs.output_merger.stencil_test.reference_value;
state.stencil.test_mask = regs.output_merger.stencil_test.input_mask;
state.stencil.write_mask = regs.output_merger.stencil_test.write_mask;
state.stencil.action_stencil_fail = PicaToGL::StencilOp(regs.output_merger.stencil_test.action_stencil_fail);
state.stencil.action_depth_fail = PicaToGL::StencilOp(regs.output_merger.stencil_test.action_depth_fail);
state.stencil.action_depth_pass = PicaToGL::StencilOp(regs.output_merger.stencil_test.action_depth_pass);
} }
void RasterizerOpenGL::SyncDepthTest() { void RasterizerOpenGL::SyncDepthTest() {

9
src/video_core/renderer_opengl/gl_state.cpp
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@ -26,6 +26,9 @@ OpenGLState::OpenGLState() {
stencil.test_ref = 0; stencil.test_ref = 0;
stencil.test_mask = -1; stencil.test_mask = -1;
stencil.write_mask = -1; stencil.write_mask = -1;
stencil.action_depth_fail = GL_KEEP;
stencil.action_depth_pass = GL_KEEP;
stencil.action_stencil_fail = GL_KEEP;
blend.enabled = false; blend.enabled = false;
blend.src_rgb_func = GL_ONE; blend.src_rgb_func = GL_ONE;
@ -105,6 +108,12 @@ void OpenGLState::Apply() {
glStencilFunc(stencil.test_func, stencil.test_ref, stencil.test_mask); glStencilFunc(stencil.test_func, stencil.test_ref, stencil.test_mask);
} }
if (stencil.action_depth_fail != cur_state.stencil.action_depth_fail ||
stencil.action_depth_pass != cur_state.stencil.action_depth_pass ||
stencil.action_stencil_fail != cur_state.stencil.action_stencil_fail) {
glStencilOp(stencil.action_stencil_fail, stencil.action_depth_fail, stencil.action_depth_pass);
}
// Stencil mask // Stencil mask
if (stencil.write_mask != cur_state.stencil.write_mask) { if (stencil.write_mask != cur_state.stencil.write_mask) {
glStencilMask(stencil.write_mask); glStencilMask(stencil.write_mask);

3
src/video_core/renderer_opengl/gl_state.h
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@ -32,6 +32,9 @@ public:
GLint test_ref; // GL_STENCIL_REF GLint test_ref; // GL_STENCIL_REF
GLuint test_mask; // GL_STENCIL_VALUE_MASK GLuint test_mask; // GL_STENCIL_VALUE_MASK
GLuint write_mask; // GL_STENCIL_WRITEMASK GLuint write_mask; // GL_STENCIL_WRITEMASK
GLenum action_stencil_fail; // GL_STENCIL_FAIL
GLenum action_depth_fail; // GL_STENCIL_PASS_DEPTH_FAIL
GLenum action_depth_pass; // GL_STENCIL_PASS_DEPTH_PASS
} stencil; } stencil;
struct { struct {

21
src/video_core/renderer_opengl/pica_to_gl.h
View File

@ -152,6 +152,27 @@ inline GLenum CompareFunc(Pica::Regs::CompareFunc func) {
return compare_func_table[(unsigned)func]; return compare_func_table[(unsigned)func];
} }
inline GLenum StencilOp(Pica::Regs::StencilAction action) {
static const GLenum stencil_op_table[] = {
GL_KEEP, // StencilAction::Keep
GL_KEEP,
GL_REPLACE, // StencilAction::Replace
GL_INCR, // StencilAction::Increment
GL_DECR, // StencilAction::Decrement
GL_INVERT // StencilAction::Invert
};
// Range check table for input
if ((unsigned)action >= ARRAY_SIZE(stencil_op_table)) {
LOG_CRITICAL(Render_OpenGL, "Unknown stencil op %d", action);
UNREACHABLE();
return GL_KEEP;
}
return stencil_op_table[(unsigned)action];
}
inline std::array<GLfloat, 4> ColorRGBA8(const u8* bytes) { inline std::array<GLfloat, 4> ColorRGBA8(const u8* bytes) {
return { { bytes[0] / 255.0f, return { { bytes[0] / 255.0f,
bytes[1] / 255.0f, bytes[1] / 255.0f,