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Fixed OpenGL ES shader compilation on Linux

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This commit is contained in:
Sam Lantinga
2022-09-15 06:57:41 -07:00
parent 8a15a738f3
commit bc57d3e35c
3 changed files with 28 additions and 9 deletions
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6
src/render/opengles2/SDL_render_gles2.c
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@@ -496,7 +496,7 @@ GLES2_CacheShader(GLES2_RenderData *data, GLES2_ShaderType type, GLenum shader_t
GLuint id = 0;
GLint compileSuccessful = GL_FALSE;
int attempt, num_src;
const GLchar *shader_src_list[2];
const GLchar *shader_src_list[3];
const GLchar *shader_body = GLES2_GetShader(type);
if (!shader_body) {
@@ -506,6 +506,9 @@ GLES2_CacheShader(GLES2_RenderData *data, GLES2_ShaderType type, GLenum shader_t
for (attempt = 0; attempt < 2 && !compileSuccessful; ++attempt) {
num_src = 0;
shader_src_list[num_src++] = GLES2_GetShaderPrologue(type);
if (shader_type == GL_FRAGMENT_SHADER) {
if (attempt == 0) {
shader_src_list[num_src++] = GLES2_GetShaderInclude(data->texcoord_precision_hint);
@@ -513,6 +516,7 @@ GLES2_CacheShader(GLES2_RenderData *data, GLES2_ShaderType type, GLenum shader_t
shader_src_list[num_src++] = GLES2_GetShaderInclude(GLES2_SHADER_FRAGMENT_INCLUDE_UNDEF_PRECISION);
}
}
shader_src_list[num_src++] = shader_body;
SDL_assert(num_src <= SDL_arraysize(shader_src_list));