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Fixed checking against cached shader params (thanks @ccawley2011!)

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This commit is contained in:
Sam Lantinga
2026-02-03 21:19:26 -08:00
parent 0c121ad6a7
commit 4de62c35c0
1 changed files with 5 additions and 3 deletions
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src/render/opengles2/SDL_render_gles2.c
+5 -3
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@@ -772,7 +772,9 @@ static bool GLES2_SelectProgram(GLES2_RenderData *data, SDL_Texture *texture, GL
if (data->drawstate.program && if (data->drawstate.program &&
data->drawstate.program->vertex_shader == vertex && data->drawstate.program->vertex_shader == vertex &&
data->drawstate.program->fragment_shader == fragment && data->drawstate.program->fragment_shader == fragment &&
data->drawstate.program->shader_params == shader_params) { (!shader_params ||
(data->drawstate.program->shader_params &&
SDL_memcmp(shader_params, data->drawstate.program->shader_params, shader_params_len) == 0))) {
return true; return true;
} }
@@ -789,7 +791,7 @@ static bool GLES2_SelectProgram(GLES2_RenderData *data, SDL_Texture *texture, GL
if (shader_params && if (shader_params &&
(!program->shader_params || (!program->shader_params ||
SDL_memcmp(shader_params, program->shader_params, shader_params_len) != 0)) { SDL_memcmp(shader_params, program->shader_params, shader_params_len) != 0)) {
#ifdef SDL_HAVE_YUV #ifdef SDL_HAVE_YUV
if (ftype >= GLES2_SHADER_FRAGMENT_TEXTURE_YUV) { if (ftype >= GLES2_SHADER_FRAGMENT_TEXTURE_YUV) {
// YUV shader params are Yoffset, 0, Rcoeff, 0, Gcoeff, 0, Bcoeff, 0 // YUV shader params are Yoffset, 0, Rcoeff, 0, Gcoeff, 0, Bcoeff, 0
@@ -813,7 +815,7 @@ static bool GLES2_SelectProgram(GLES2_RenderData *data, SDL_Texture *texture, GL
} }
else else
#endif #endif
if (shader_params) { {
data->glUniform4f(program->uniform_locations[GLES2_UNIFORM_TEXEL_SIZE], shader_params[0], shader_params[1], shader_params[2], shader_params[3]); data->glUniform4f(program->uniform_locations[GLES2_UNIFORM_TEXEL_SIZE], shader_params[0], shader_params[1], shader_params[2], shader_params[3]);
} }