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-rw-r--r--src/video_core/renderer_opengl/gl_state.cpp13
-rw-r--r--src/video_core/renderer_opengl/gl_state.h6
-rw-r--r--src/video_core/renderer_opengl/renderer_opengl.cpp1
3 files changed, 20 insertions, 0 deletions
diff --git a/src/video_core/renderer_opengl/gl_state.cpp b/src/video_core/renderer_opengl/gl_state.cpp
index f91dfe36a..44f0c8a01 100644
--- a/src/video_core/renderer_opengl/gl_state.cpp
+++ b/src/video_core/renderer_opengl/gl_state.cpp
@@ -50,6 +50,10 @@ OpenGLState::OpenGLState() {
for (auto& texture_unit : texture_units) {
texture_unit.texture_2d = 0;
texture_unit.sampler = 0;
+ texture_unit.swizzle.r = GL_RED;
+ texture_unit.swizzle.g = GL_GREEN;
+ texture_unit.swizzle.b = GL_BLUE;
+ texture_unit.swizzle.a = GL_ALPHA;
}
lighting_lut.texture_buffer = 0;
@@ -200,6 +204,15 @@ void OpenGLState::Apply() const {
if (texture_units[i].sampler != cur_state.texture_units[i].sampler) {
glBindSampler(i, texture_units[i].sampler);
}
+ // Update the texture swizzle
+ if (texture_units[i].swizzle.r != cur_state.texture_units[i].swizzle.r ||
+ texture_units[i].swizzle.g != cur_state.texture_units[i].swizzle.g ||
+ texture_units[i].swizzle.b != cur_state.texture_units[i].swizzle.b ||
+ texture_units[i].swizzle.a != cur_state.texture_units[i].swizzle.a) {
+ std::array<GLint, 4> mask = {texture_units[i].swizzle.r, texture_units[i].swizzle.g,
+ texture_units[i].swizzle.b, texture_units[i].swizzle.a};
+ glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, mask.data());
+ }
}
// Constbuffers
diff --git a/src/video_core/renderer_opengl/gl_state.h b/src/video_core/renderer_opengl/gl_state.h
index 75c08e645..839e50e93 100644
--- a/src/video_core/renderer_opengl/gl_state.h
+++ b/src/video_core/renderer_opengl/gl_state.h
@@ -85,6 +85,12 @@ public:
struct {
GLuint texture_2d; // GL_TEXTURE_BINDING_2D
GLuint sampler; // GL_SAMPLER_BINDING
+ struct {
+ GLint r; // GL_TEXTURE_SWIZZLE_R
+ GLint g; // GL_TEXTURE_SWIZZLE_G
+ GLint b; // GL_TEXTURE_SWIZZLE_B
+ GLint a; // GL_TEXTURE_SWIZZLE_A
+ } swizzle;
} texture_units[32];
struct {
diff --git a/src/video_core/renderer_opengl/renderer_opengl.cpp b/src/video_core/renderer_opengl/renderer_opengl.cpp
index 3440d2190..f33766bfd 100644
--- a/src/video_core/renderer_opengl/renderer_opengl.cpp
+++ b/src/video_core/renderer_opengl/renderer_opengl.cpp
@@ -316,6 +316,7 @@ void RendererOpenGL::DrawScreenTriangles(const ScreenInfo& screen_info, float x,
}};
state.texture_units[0].texture_2d = screen_info.display_texture;
+ state.texture_units[0].swizzle = {GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA};
state.Apply();
glBufferSubData(GL_ARRAY_BUFFER, 0, sizeof(vertices), vertices.data());