diff --git a/src/render/opengles/SDL_glesfuncs.h b/src/render/opengles/SDL_glesfuncs.h index 4a6384da6..ff5ce76be 100644 --- a/src/render/opengles/SDL_glesfuncs.h +++ b/src/render/opengles/SDL_glesfuncs.h @@ -1,6 +1,6 @@ SDL_PROC(void, glBindTexture, (GLenum, GLuint)) SDL_PROC(void, glBlendFunc, (GLenum, GLenum)) -SDL_PROC(void, glBlendFuncSeparateOES, (GLenum, GLenum, GLenum, GLenum)) +SDL_PROC_OES(void, glBlendFuncSeparateOES, (GLenum, GLenum, GLenum, GLenum)) SDL_PROC(void, glClear, (GLbitfield)) SDL_PROC(void, glClearColor, (GLclampf, GLclampf, GLclampf, GLclampf)) SDL_PROC(void, glColor4f, (GLfloat, GLfloat, GLfloat, GLfloat)) @@ -8,11 +8,11 @@ SDL_PROC(void, glDeleteTextures, (GLsizei, const GLuint *)) SDL_PROC(void, glDisable, (GLenum)) SDL_PROC(void, glDisableClientState, (GLenum array)) SDL_PROC(void, glDrawArrays, (GLenum, GLint, GLsizei)) -SDL_PROC(void, glDrawTexfOES, (GLfloat, GLfloat, GLfloat, GLfloat, GLfloat)) +SDL_PROC_OES(void, glDrawTexfOES, (GLfloat, GLfloat, GLfloat, GLfloat, GLfloat)) SDL_PROC(void, glEnable, (GLenum)) SDL_PROC(void, glEnableClientState, (GLenum)) SDL_PROC(void, glFinish, (void)) -SDL_PROC(void, glGenFramebuffersOES, (GLsizei, GLuint *)) +SDL_PROC_OES(void, glGenFramebuffersOES, (GLsizei, GLuint *)) SDL_PROC(void, glGenTextures, (GLsizei, GLuint *)) SDL_PROC(GLenum, glGetError, (void)) SDL_PROC(void, glGetIntegerv, (GLenum, GLint *)) @@ -30,13 +30,13 @@ SDL_PROC(void, glTexParameteriv, (GLenum, GLenum, const GLint *)) SDL_PROC(void, glTexSubImage2D, (GLenum, GLint, GLint, GLint, GLsizei, GLsizei, GLenum, GLenum, const GLvoid *)) SDL_PROC(void, glVertexPointer, (GLint, GLenum, GLsizei, const GLvoid *)) SDL_PROC(void, glViewport, (GLint, GLint, GLsizei, GLsizei)) -SDL_PROC(void, glBindFramebufferOES, (GLenum, GLuint)) -SDL_PROC(void, glFramebufferTexture2DOES, (GLenum, GLenum, GLenum, GLuint, GLint)) -SDL_PROC(GLenum, glCheckFramebufferStatusOES, (GLenum)) +SDL_PROC_OES(void, glBindFramebufferOES, (GLenum, GLuint)) +SDL_PROC_OES(void, glFramebufferTexture2DOES, (GLenum, GLenum, GLenum, GLuint, GLint)) +SDL_PROC_OES(GLenum, glCheckFramebufferStatusOES, (GLenum)) SDL_PROC(void, glPushMatrix, (void)) SDL_PROC(void, glTranslatef, (GLfloat, GLfloat, GLfloat)) SDL_PROC(void, glRotatef, (GLfloat, GLfloat, GLfloat, GLfloat)) SDL_PROC(void, glPopMatrix, (void)) -SDL_PROC(void, glDeleteFramebuffersOES, (GLsizei, const GLuint*)) +SDL_PROC_OES(void, glDeleteFramebuffersOES, (GLsizei, const GLuint*)) /* vi: set ts=4 sw=4 expandtab: */ diff --git a/src/render/opengles/SDL_render_gles.c b/src/render/opengles/SDL_render_gles.c index ab0f01d4e..940bcb137 100644 --- a/src/render/opengles/SDL_render_gles.c +++ b/src/render/opengles/SDL_render_gles.c @@ -96,7 +96,7 @@ SDL_RenderDriver GLES_RenderDriver = { GLES_CreateRenderer, { "opengles", - (SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_TARGETTEXTURE), + (SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC ), 1, {SDL_PIXELFORMAT_ABGR8888}, 0, @@ -113,8 +113,10 @@ typedef struct } current; #define SDL_PROC(ret,func,params) ret (APIENTRY *func) params; +#define SDL_PROC_OES SDL_PROC #include "SDL_glesfuncs.h" #undef SDL_PROC +#undef SDL_PROC_OES SDL_bool GL_OES_framebuffer_object_supported; GLES_FBOList *framebuffers; GLuint window_framebuffer; @@ -191,10 +193,15 @@ static int GLES_LoadFunctions(GLES_RenderData * data) return SDL_SetError("Couldn't load GLES function %s: %s\n", #func, SDL_GetError()); \ } \ } while ( 0 ); +#define SDL_PROC_OES(ret,func,params) \ + do { \ + data->func = SDL_GL_GetProcAddress(#func); \ + } while ( 0 ); #endif /* _SDL_NOGETPROCADDR_ */ #include "SDL_glesfuncs.h" #undef SDL_PROC +#undef SDL_PROC_OES return 0; } @@ -465,12 +472,17 @@ GLES_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture) } } - texture->driverdata = data; + if (texture->access == SDL_TEXTUREACCESS_TARGET) { - data->fbo = GLES_GetFBO(renderer->driverdata, texture->w, texture->h); + if (!renderdata->GL_OES_framebuffer_object_supported) { + SDL_free(data); + return SDL_SetError("GL_OES_framebuffer_object not supported"); + } + data->fbo = GLES_GetFBO(renderer->driverdata, texture->w, texture->h); } else { - data->fbo = NULL; + data->fbo = NULL; } + renderdata->glGetError(); renderdata->glEnable(GL_TEXTURE_2D); @@ -503,8 +515,11 @@ GLES_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture) result = renderdata->glGetError(); if (result != GL_NO_ERROR) { + SDL_free(data); return GLES_SetError("glTexImage2D()", result); } + + texture->driverdata = data; return 0; } @@ -602,6 +617,10 @@ GLES_SetRenderTarget(SDL_Renderer * renderer, SDL_Texture * texture) GLenum status; GLES_ActivateRenderer(renderer); + + if (!data->GL_OES_framebuffer_object_supported) { + return SDL_SetError("Can't enable render target support in this renderer"); + } if (texture == NULL) { data->glBindFramebufferOES(GL_FRAMEBUFFER_OES, data->window_framebuffer);