Merge pull request #12761 from liamwhite/mp-composite

video_core: rewrite presentation for layer composition

1 files changed, 43 insertions, 0 deletions

diff --git a/src/video_core/renderer_opengl/present/util.h b/src/video_core/renderer_opengl/present/util.h
new file mode 100644
index 000000000..67f03aa27
--- /dev/null
+++ b/src/video_core/renderer_opengl/present/util.h
@@ -0,0 +1,43 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <string>
+
+#include "common/assert.h"
+#include "video_core/renderer_opengl/gl_resource_manager.h"
+
+namespace OpenGL {
+
+static inline void ReplaceInclude(std::string& shader_source, std::string_view include_name,
+                                  std::string_view include_content) {
+    const std::string include_string = fmt::format("#include \"{}\"", include_name);
+    const std::size_t pos = shader_source.find(include_string);
+    ASSERT(pos != std::string::npos);
+    shader_source.replace(pos, include_string.size(), include_content);
+};
+
+static inline OGLSampler CreateBilinearSampler() {
+    OGLSampler sampler;
+    sampler.Create();
+    glSamplerParameteri(sampler.handle, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+    glSamplerParameteri(sampler.handle, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+    glSamplerParameteri(sampler.handle, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+    glSamplerParameteri(sampler.handle, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+    glSamplerParameteri(sampler.handle, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
+    return sampler;
+}
+
+static inline OGLSampler CreateNearestNeighborSampler() {
+    OGLSampler sampler;
+    sampler.Create();
+    glSamplerParameteri(sampler.handle, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+    glSamplerParameteri(sampler.handle, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+    glSamplerParameteri(sampler.handle, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+    glSamplerParameteri(sampler.handle, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+    glSamplerParameteri(sampler.handle, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
+    return sampler;
+}
+
+} // namespace OpenGL