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Fixes for uv coords on shaders when compiling for opengl vs directx

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This commit is contained in:
Edward R. Gonzalez
2024-09-11 15:11:24 -04:00
parent 4f296cd96d
commit 922372b582
4 changed files with 16 additions and 5 deletions
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3
.gitignore vendored
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@@ -1,3 +1,6 @@
build
thirdparty
.vscode
backend/sokol/render_glyph.odin
backend/sokol/blit_atlas.odin
backend/sokol/draw_text.odin

6
backend/sokol/draw_text.shdc.glsl
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@@ -10,7 +10,11 @@ out vec2 uv;
void main()
{
uv = vec2( v_texture.x, 1 - v_texture.y );
#if SOKOL_GLSL
uv = vec2( v_texture.x, v_texture.y );
#else
uv = vec2( v_texture.x, 1.0 - v_texture.y );
#endif
gl_Position = vec4( v_position * 2.0f - 1.0f, 0.0f, 1.0f );
}
@end

6
backend/sokol/source_shared.shdc.glsl
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@@ -5,6 +5,10 @@ out vec2 uv;
void main()
{
uv = vec2( v_texture.x, 1 - v_texture.y );
#if SOKOL_GLSL
uv = vec2( v_texture.x, v_texture.y );
#else
uv = vec2( v_texture.x, 1.0 - v_texture.y );
#endif
gl_Position = vec4( v_position, 0.0, 1.0 );
}

6
scripts/compile_sokol_shaders.sh
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@@ -29,17 +29,17 @@ pushd "$path_backend_sokol" > /dev/null
"$sokol_shdc" "$flag_input" "$shadersrc_blit_atlas" \
"$flag_output" "$shaderout_blit_atlas" \
"$flag_target_lang" "glsl410:glsl300es:hlsl4:metal_macos:wgsl" \
"$flag_target_lang" "glsl410:glsl300es:metal_macos:wgsl" \
"$flag_format_odin" "$flag_module=blit_atlas"
"$sokol_shdc" "$flag_input" "$shadersrc_render_glyph" \
"$flag_output" "$shaderout_render_glyph" \
"$flag_target_lang" "glsl410:glsl300es:hlsl4:metal_macos:wgsl" \
"$flag_target_lang" "glsl410:glsl300es:metal_macos:wgsl" \
"$flag_format_odin" "$flag_module=render_glyph"
"$sokol_shdc" "$flag_input" "$shadersrc_draw_text" \
"$flag_output" "$shaderout_draw_text" \
"$flag_target_lang" "glsl410:glsl300es:hlsl4:metal_macos:wgsl" \
"$flag_target_lang" "glsl410:glsl300es:metal_macos:wgsl" \
"$flag_format_odin" "$flag_module=draw_text"
popd > /dev/null