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Clean up

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This commit is contained in:
BreadFish64 2020-06-26 15:41:10 -05:00
parent b80c6f7534
commit cae4b7aaf7
3 changed files with 19 additions and 15 deletions
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29
src/video_core/renderer_opengl/gl_rasterizer.cpp
View file

@ -61,11 +61,6 @@ RasterizerOpenGL::RasterizerOpenGL()
"Shadow might not be able to render because of unsupported OpenGL extensions.");
}
if (!GLAD_GL_ARB_texture_barrier) {
LOG_WARNING(Render_OpenGL,
"ARB_texture_barrier not supported. Some games might produce artifacts.");
}
// Clipping plane 0 is always enabled for PICA fixed clip plane z <= 0
state.clip_distance[0] = true;
@ -643,10 +638,10 @@ bool RasterizerOpenGL::Draw(bool accelerate, bool is_indexed) {
uniform_block_data.dirty = true;
}
bool need_texture_barrier = false;
auto CheckBarrier = [&need_texture_barrier, &color_surface](GLuint handle) {
bool need_duplicate_texture = false;
auto CheckBarrier = [&need_duplicate_texture, &color_surface](GLuint handle) {
if (color_surface && color_surface->texture.handle == handle) {
need_texture_barrier = true;
need_duplicate_texture = true;
}
};
@ -777,16 +772,28 @@ bool RasterizerOpenGL::Draw(bool accelerate, bool is_indexed) {
}
OGLTexture temp_tex;
if (need_texture_barrier) {
if (need_duplicate_texture) {
// The game is trying to use a surface as a texture and framebuffer at the same time
// which causes unpredictable behavior on the host.
// Making a copy to sample from eliminates this issue and seems to be fairly cheap.
temp_tex.Create();
AllocateSurfaceTexture(temp_tex.handle, GetFormatTuple(color_surface->pixel_format),
color_surface->GetScaledWidth(), color_surface->GetScaledHeight());
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, temp_tex.handle);
auto [internal_format, format, type] = GetFormatTuple(color_surface->pixel_format);
ASSERT_MSG(GLAD_GL_ARB_texture_storage, "ARB_texture_storage not supported");
glTexStorage2D(GL_TEXTURE_2D, color_surface->max_level + 1, internal_format,
color_surface->GetScaledWidth(), color_surface->GetScaledHeight());
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glBindTexture(GL_TEXTURE_2D, state.texture_units[0].texture_2d);
for (std::size_t mip{0}; mip <= color_surface->max_level; ++mip) {
glCopyImageSubData(color_surface->texture.handle, GL_TEXTURE_2D, mip, 0, 0, 0,
temp_tex.handle, GL_TEXTURE_2D, mip, 0, 0, 0,
color_surface->GetScaledWidth() >> mip,
color_surface->GetScaledHeight() >> mip, 1);
}
for (auto& unit : state.texture_units) {
if (unit.texture_2d == color_surface->texture.handle) {
unit.texture_2d = temp_tex.handle;

2
src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
View file

@ -311,7 +311,7 @@ static constexpr std::array<void (*)(u32, u32, u8*, PAddr, PAddr, PAddr), 18> gl
};
// Allocate an uninitialized texture of appropriate size and format for the surface
void AllocateSurfaceTexture(GLuint texture, const FormatTuple& format_tuple, u32 width,
static void AllocateSurfaceTexture(GLuint texture, const FormatTuple& format_tuple, u32 width,
u32 height) {
OpenGLState cur_state = OpenGLState::GetCurState();

3
src/video_core/renderer_opengl/gl_rasterizer_cache.h
View file

@ -339,7 +339,4 @@ struct FormatTuple {
constexpr FormatTuple tex_tuple = {GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE};
const FormatTuple& GetFormatTuple(SurfaceParams::PixelFormat pixel_format);
void AllocateSurfaceTexture(GLuint texture, const FormatTuple& format_tuple, u32 width,
u32 height);
} // namespace OpenGL