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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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24
src/render/opengles2/SDL_shaders_gles2.c
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@ -326,11 +326,13 @@ static const char GLES2_Fragment_TextureNV21BT709[] = \
#endif
/* Custom Android video format texture */
static const char GLES2_Fragment_TextureExternalOES[] = " \
static const char GLES2_Fragment_TextureExternalOES_Prologue[] = " \
#extension GL_OES_EGL_image_external : require\n\
";
static const char GLES2_Fragment_TextureExternalOES[] = " \
uniform samplerExternalOES u_texture; \
varying mediump vec4 v_color;\n\
varying SDL_TEXCOORD_PRECISION vec2 v_texCoord;\n\
varying mediump vec4 v_color; \
varying SDL_TEXCOORD_PRECISION vec2 v_texCoord; \
\
void main() \
{ \
@ -344,7 +346,18 @@ static const char GLES2_Fragment_TextureExternalOES[] = " \
* Shader selector *
*************************************************************************************************/
const char *GLES2_GetShaderInclude(GLES2_ShaderIncludeType type) {
const char *GLES2_GetShaderPrologue(GLES2_ShaderType type)
{
switch (type) {
case GLES2_SHADER_FRAGMENT_TEXTURE_EXTERNAL_OES:
return GLES2_Fragment_TextureExternalOES_Prologue;
default:
return "";
}
}
const char *GLES2_GetShaderInclude(GLES2_ShaderIncludeType type)
{
switch (type) {
case GLES2_SHADER_FRAGMENT_INCLUDE_UNDEF_PRECISION:
return GLES2_Fragment_Include_Undef_Precision;
@ -359,7 +372,8 @@ const char *GLES2_GetShaderInclude(GLES2_ShaderIncludeType type) {
}
}
GLES2_ShaderIncludeType GLES2_GetTexCoordPrecisionEnumFromHint() {
GLES2_ShaderIncludeType GLES2_GetTexCoordPrecisionEnumFromHint()
{
const char *texcoord_hint = SDL_GetHint("SDL_RENDER_OPENGLES2_TEXCOORD_PRECISION");
GLES2_ShaderIncludeType value = GLES2_SHADER_FRAGMENT_INCLUDE_BEST_TEXCOORD_PRECISION;
if (texcoord_hint) {