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check if ctx->Driver.GetBufferSize==NULL and no-op

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This commit is contained in:
Brian Paul 2006-10-17 17:43:47 +00:00
parent af52ff0c99
commit 55e42e5b72
2 changed files with 10 additions and 5 deletions
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4
src/mesa/main/buffers.c
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@ -604,6 +604,10 @@ void _mesa_resizebuffers( GLcontext *ctx )
if (MESA_VERBOSE & VERBOSE_API)
_mesa_debug(ctx, "glResizeBuffersMESA\n");
if (!ctx->Driver.GetBufferSize) {
return;
}
if (ctx->WinSysDrawBuffer) {
GLuint newWidth, newHeight;
GLframebuffer *buffer = ctx->WinSysDrawBuffer;

11
src/mesa/main/context.c
View file

@ -1629,11 +1629,12 @@ static void
initialize_framebuffer_size(GLcontext *ctx, GLframebuffer *fb)
{
GLuint width, height;
ASSERT(ctx->Driver.GetBufferSize);
ctx->Driver.GetBufferSize(fb, &width, &height);
if (ctx->Driver.ResizeBuffers)
ctx->Driver.ResizeBuffers(ctx, fb, width, height);
fb->Initialized = GL_TRUE;
if (ctx->Driver.GetBufferSize) {
ctx->Driver.GetBufferSize(fb, &width, &height);
if (ctx->Driver.ResizeBuffers)
ctx->Driver.ResizeBuffers(ctx, fb, width, height);
fb->Initialized = GL_TRUE;
}
}