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Merge pull request #3926 from wwylele/texture-barrier 

gl_rasterizer: call glTextureBarrier when an image is bound to both texture and framebuffer
This commit is contained in:
Weiyi Wang 2018-07-19 10:13:48 +03:00 committed by GitHub
parent 7f1303a834 431fe444a9
commit 680c8b9c0b
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 25 additions and 8 deletions
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33
src/video_core/renderer_opengl/gl_rasterizer.cpp
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@ -47,6 +47,11 @@ 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;
@ -618,6 +623,13 @@ 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) {
if (color_surface && color_surface->texture.handle == handle) {
need_texture_barrier = true;
}
};
// Sync and bind the texture surfaces
const auto pica_textures = regs.texturing.GetTextures();
for (unsigned texture_index = 0; texture_index < pica_textures.size(); ++texture_index) {
@ -633,7 +645,7 @@ bool RasterizerOpenGL::Draw(bool accelerate, bool is_indexed) {
Surface surface = res_cache.GetTextureSurface(texture);
if (surface != nullptr) {
state.image_shadow_texture_px = surface->texture.handle;
CheckBarrier(state.image_shadow_texture_px = surface->texture.handle);
} else {
state.image_shadow_texture_px = 0;
}
@ -651,7 +663,7 @@ bool RasterizerOpenGL::Draw(bool accelerate, bool is_indexed) {
regs.texturing.GetCubePhysicalAddress(CubeFace::PositiveX);
surface = res_cache.GetTextureSurface(info);
if (surface != nullptr) {
state.image_shadow_texture_px = surface->texture.handle;
CheckBarrier(state.image_shadow_texture_px = surface->texture.handle);
} else {
state.image_shadow_texture_px = 0;
}
@ -660,7 +672,7 @@ bool RasterizerOpenGL::Draw(bool accelerate, bool is_indexed) {
regs.texturing.GetCubePhysicalAddress(CubeFace::NegativeX);
surface = res_cache.GetTextureSurface(info);
if (surface != nullptr) {
state.image_shadow_texture_nx = surface->texture.handle;
CheckBarrier(state.image_shadow_texture_nx = surface->texture.handle);
} else {
state.image_shadow_texture_nx = 0;
}
@ -669,7 +681,7 @@ bool RasterizerOpenGL::Draw(bool accelerate, bool is_indexed) {
regs.texturing.GetCubePhysicalAddress(CubeFace::PositiveY);
surface = res_cache.GetTextureSurface(info);
if (surface != nullptr) {
state.image_shadow_texture_py = surface->texture.handle;
CheckBarrier(state.image_shadow_texture_py = surface->texture.handle);
} else {
state.image_shadow_texture_py = 0;
}
@ -678,7 +690,7 @@ bool RasterizerOpenGL::Draw(bool accelerate, bool is_indexed) {
regs.texturing.GetCubePhysicalAddress(CubeFace::NegativeY);
surface = res_cache.GetTextureSurface(info);
if (surface != nullptr) {
state.image_shadow_texture_ny = surface->texture.handle;
CheckBarrier(state.image_shadow_texture_ny = surface->texture.handle);
} else {
state.image_shadow_texture_ny = 0;
}
@ -687,7 +699,7 @@ bool RasterizerOpenGL::Draw(bool accelerate, bool is_indexed) {
regs.texturing.GetCubePhysicalAddress(CubeFace::PositiveZ);
surface = res_cache.GetTextureSurface(info);
if (surface != nullptr) {
state.image_shadow_texture_pz = surface->texture.handle;
CheckBarrier(state.image_shadow_texture_pz = surface->texture.handle);
} else {
state.image_shadow_texture_pz = 0;
}
@ -696,7 +708,7 @@ bool RasterizerOpenGL::Draw(bool accelerate, bool is_indexed) {
regs.texturing.GetCubePhysicalAddress(CubeFace::NegativeZ);
surface = res_cache.GetTextureSurface(info);
if (surface != nullptr) {
state.image_shadow_texture_nz = surface->texture.handle;
CheckBarrier(state.image_shadow_texture_nz = surface->texture.handle);
} else {
state.image_shadow_texture_nz = 0;
}
@ -727,7 +739,8 @@ bool RasterizerOpenGL::Draw(bool accelerate, bool is_indexed) {
texture_samplers[texture_index].SyncWithConfig(texture.config);
Surface surface = res_cache.GetTextureSurface(texture);
if (surface != nullptr) {
state.texture_units[texture_index].texture_2d = surface->texture.handle;
CheckBarrier(state.texture_units[texture_index].texture_2d =
surface->texture.handle);
} else {
// Can occur when texture addr is null or its memory is unmapped/invalid
state.texture_units[texture_index].texture_2d = 0;
@ -811,6 +824,10 @@ bool RasterizerOpenGL::Draw(bool accelerate, bool is_indexed) {
GL_TEXTURE_UPDATE_BARRIER_BIT | GL_FRAMEBUFFER_BARRIER_BIT);
}
if (need_texture_barrier && GLAD_GL_ARB_texture_barrier) {
glTextureBarrier();
}
// Mark framebuffer surfaces as dirty
MathUtil::Rectangle<u32> draw_rect_unscaled{
draw_rect.left / res_scale, draw_rect.top / res_scale, draw_rect.right / res_scale,