diff options
| -rw-r--r-- | src/video_core/host_shaders/CMakeLists.txt | 1 | ||||
| -rw-r--r-- | src/video_core/host_shaders/full_screen_triangle.vert | 29 |
2 files changed, 30 insertions, 0 deletions
diff --git a/src/video_core/host_shaders/CMakeLists.txt b/src/video_core/host_shaders/CMakeLists.txt index 1983e7dc9..5770c4761 100644 --- a/src/video_core/host_shaders/CMakeLists.txt +++ b/src/video_core/host_shaders/CMakeLists.txt @@ -1,6 +1,7 @@ set(SHADER_FILES block_linear_unswizzle_2d.comp block_linear_unswizzle_3d.comp + full_screen_triangle.vert opengl_present.frag opengl_present.vert pitch_unswizzle.comp diff --git a/src/video_core/host_shaders/full_screen_triangle.vert b/src/video_core/host_shaders/full_screen_triangle.vert new file mode 100644 index 000000000..452ad6502 --- /dev/null +++ b/src/video_core/host_shaders/full_screen_triangle.vert @@ -0,0 +1,29 @@ +// Copyright 2020 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#version 450 + +#ifdef VULKAN +#define BEGIN_PUSH_CONSTANTS layout(push_constant) uniform PushConstants { +#define END_PUSH_CONSTANTS }; +#define UNIFORM(n) +#else // ^^^ Vulkan ^^^ // vvv OpenGL vvv +#define BEGIN_PUSH_CONSTANTS +#define END_PUSH_CONSTANTS +#define UNIFORM(n) layout (location = n) uniform +#endif + +BEGIN_PUSH_CONSTANTS +UNIFORM(0) vec2 tex_scale; +UNIFORM(1) vec2 tex_offset; +END_PUSH_CONSTANTS + +layout(location = 0) out vec2 texcoord; + +void main() { + float x = float((gl_VertexIndex & 1) << 2); + float y = float((gl_VertexIndex & 2) << 1); + gl_Position = vec4(x - 1.0, y - 1.0, 0.0, 1.0); + texcoord = fma(vec2(x, y) / 2.0, tex_scale, tex_offset); +} |