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Add support for point sprites.

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This commit is contained in:
ehofman 2006-01-26 09:37:32 +00:00
parent f0996fa47d
commit 5441622a28
2 changed files with 9 additions and 1 deletions
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9
src/Main/renderer.cxx
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@ -91,6 +91,7 @@ float scene_farplane = 120000.0f;
glPointParameterfProc glPointParameterfPtr = 0; glPointParameterfProc glPointParameterfPtr = 0;
glPointParameterfvProc glPointParameterfvPtr = 0; glPointParameterfvProc glPointParameterfvPtr = 0;
bool glPointParameterIsSupported = false; bool glPointParameterIsSupported = false;
bool glPointSpriteIsSupported = false;
// fog constants. I'm a little nervous about putting actual code out // fog constants. I'm a little nervous about putting actual code out
@ -226,7 +227,13 @@ FGRenderer::init( void ) {
glFrontFace ( GL_CCW ); glFrontFace ( GL_CCW );
// Just testing ... // Just testing ...
glEnable(GL_POINT_SMOOTH); if ( SGIsOpenGLExtensionSupported("GL_ARB_point_sprite") ||
SGIsOpenGLExtensionSupported("GL_NV_point_sprite") )
{
glEnable(GL_POINT_SPRITE);
glEnable(GL_POINT_SMOOTH);
glPointSpriteIsSupported = true;
}
glEnable(GL_LINE_SMOOTH); glEnable(GL_LINE_SMOOTH);
// glEnable(GL_POLYGON_SMOOTH); // glEnable(GL_POLYGON_SMOOTH);
glHint(GL_POLYGON_SMOOTH_HINT, GL_DONT_CARE); glHint(GL_POLYGON_SMOOTH_HINT, GL_DONT_CARE);

1
src/Main/renderer.hxx
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@ -13,6 +13,7 @@ extern SGSky *thesky;
extern glPointParameterfProc glPointParameterfPtr; extern glPointParameterfProc glPointParameterfPtr;
extern glPointParameterfvProc glPointParameterfvPtr; extern glPointParameterfvProc glPointParameterfvPtr;
extern bool glPointParameterIsSupported; extern bool glPointParameterIsSupported;
extern bool glPointSpriteIsSupported;
class FGRenderer { class FGRenderer {