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OSMesaMakeCurrent for glewCreateContext in GLEW_OSMESA mode.

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This commit is contained in:
Nigel Stewart 2015-10-12 20:17:34 +10:00
parent c5c60068f7
commit 06891ebb35
2 changed files with 26 additions and 0 deletions
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13
auto/src/glewinfo_tail.c
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@ -159,10 +159,23 @@ GLboolean glewParseArgs (int argc, char** argv, struct createParams *params)
#if defined(GLEW_OSMESA)
OSMesaContext ctx;
static const GLint osmFormat = GL_UNSIGNED_BYTE;
static const GLint osmWidth = 640;
static const GLint osmHeight = 480;
static GLubyte *osmPixels = NULL;
GLboolean glewCreateContext (struct createParams *params)
{
ctx = OSMesaCreateContext(OSMESA_RGBA, NULL);
if (NULL == ctx) return GL_TRUE;
if (NULL == osmPixels)
{
osmPixels = (GLubyte *) calloc(osmWidth*osmHeight*4, 1);
}
if (!OSMesaMakeCurrent(ctx, osmPixels, GL_UNSIGNED_BYTE, osmWidth, osmHeight))
{
return GL_TRUE;
}
return GL_FALSE;
}

13
src/visualinfo.c
View File

@ -1022,11 +1022,24 @@ void InitContext (GLContext* ctx)
ctx->ctx = NULL;
}
static const GLint osmFormat = GL_UNSIGNED_BYTE;
static const GLint osmWidth = 640;
static const GLint osmHeight = 480;
static GLubyte *osmPixels = NULL;
GLboolean CreateContext (GLContext* ctx)
{
if (NULL == ctx) return GL_TRUE;
ctx->ctx = OSMesaCreateContext(OSMESA_RGBA, NULL);
if (NULL == ctx->ctx) return GL_TRUE;
if (NULL == osmPixels)
{
osmPixels = (GLubyte *) calloc(osmWidth*osmHeight*4, 1);
}
if (!OSMesaMakeCurrent(ctx->ctx, osmPixels, GL_UNSIGNED_BYTE, osmWidth, osmHeight))
{
return GL_TRUE;
}
return GL_FALSE;
}