From 27ddbeb01cba488e2b59409a0375f6c98b431102 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Thu, 21 Feb 2019 01:11:49 -0300
Subject: gl_rasterizer_cache: Create texture views for array discrepancies

When a texture is sampled in a shader with a different array mode than
the cached state, create a texture view and bind that to the shader
instead.
---
 .../renderer_opengl/gl_rasterizer_cache.h          | 28 +++++++---------------
 1 file changed, 8 insertions(+), 20 deletions(-)

(limited to 'src/video_core/renderer_opengl/gl_rasterizer_cache.h')

diff --git a/src/video_core/renderer_opengl/gl_rasterizer_cache.h b/src/video_core/renderer_opengl/gl_rasterizer_cache.h
index 838554c35..32fc6538a 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer_cache.h
+++ b/src/video_core/renderer_opengl/gl_rasterizer_cache.h
@@ -354,31 +354,19 @@ public:
         return texture;
     }
 
-    const OGLTexture& TextureLayer() {
-        if (params.is_array) {
-            return Texture();
+    const OGLTexture& Texture(bool as_array) {
+        if (params.is_array == as_array) {
+            return texture;
+        } else {
+            EnsureTextureDiscrepantView();
+            return discrepant_view;
         }
-        EnsureTextureView();
-        return texture_view;
     }
 
     GLenum Target() const {
         return gl_target;
     }
 
-    GLenum TargetLayer() const {
-        using VideoCore::Surface::SurfaceTarget;
-        switch (params.target) {
-        case SurfaceTarget::Texture1D:
-            return GL_TEXTURE_1D_ARRAY;
-        case SurfaceTarget::Texture2D:
-            return GL_TEXTURE_2D_ARRAY;
-        case SurfaceTarget::TextureCubemap:
-            return GL_TEXTURE_CUBE_MAP_ARRAY;
-        }
-        return Target();
-    }
-
     const SurfaceParams& GetSurfaceParams() const {
         return params;
     }
@@ -398,10 +386,10 @@ public:
 private:
     void UploadGLMipmapTexture(u32 mip_map, GLuint read_fb_handle, GLuint draw_fb_handle);
 
-    void EnsureTextureView();
+    void EnsureTextureDiscrepantView();
 
     OGLTexture texture;
-    OGLTexture texture_view;
+    OGLTexture discrepant_view;
     std::vector<std::vector<u8>> gl_buffer;
     SurfaceParams params{};
     GLenum gl_target{};
-- 
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