Merge pull request #194 from ey6es/master

Fix for starfield rendering on OS X.
This commit is contained in:
birarda 2013-05-03 16:06:24 -07:00
commit 33b4159a95
3 changed files with 12 additions and 26 deletions

View file

@ -849,13 +849,13 @@ void displayOculus(Camera& whichCamera) {
glDisable(GL_BLEND);
glEnable(GL_TEXTURE_2D);
glUseProgramObjectARB(::oculusProgramID);
glUniform1fARB(textureLocation, 0);
glUniform1iARB(textureLocation, 0);
glUniform2fARB(lensCenterLocation, 0.287994, 0.5); // see SDK docs, p. 29
glUniform2fARB(screenCenterLocation, 0.25, 0.5);
glUniform2fARB(scaleLocation, 0.25 * scaleFactor, 0.5 * scaleFactor * aspectRatio);
glUniform2fARB(scaleInLocation, 4, 2 / aspectRatio);
glUniform4fARB(hmdWarpParamLocation, 1.0, 0.22, 0.24, 0);
glColor3f(1, 0, 1);
glBegin(GL_QUADS);
glTexCoord2f(0, 0);

View file

@ -459,11 +459,6 @@ namespace starfield {
private: // gl API handling
#ifdef __APPLE__
# define glBindVertexArray glBindVertexArrayAPPLE
# define glGenVertexArrays glGenVertexArraysAPPLE
# define glDeleteVertexArrays glDeleteVertexArraysAPPLE
#endif
void glAlloc() {
GLchar const* const VERTEX_SHADER =
@ -487,26 +482,21 @@ namespace starfield {
_objProgram.addShader(GL_FRAGMENT_SHADER, FRAGMENT_SHADER);
_objProgram.link();
glGenVertexArrays(1, & _hndVertexArray);
glGenBuffersARB(1, & _hndVertexArray);
}
void glFree() {
glDeleteVertexArrays(1, & _hndVertexArray);
glDeleteBuffersARB(1, & _hndVertexArray);
}
void glUpload(GLsizei n) {
GLuint vbo;
glGenBuffers(1, & vbo);
glBindVertexArray(_hndVertexArray);
glBindBuffer(GL_ARRAY_BUFFER, vbo);
glBindBufferARB(GL_ARRAY_BUFFER, _hndVertexArray);
glBufferData(GL_ARRAY_BUFFER,
n * sizeof(GpuVertex), _arrData, GL_STATIC_DRAW);
glInterleavedArrays(GL_C4UB_V3F, sizeof(GpuVertex), 0l);
//glInterleavedArrays(GL_C4UB_V3F, sizeof(GpuVertex), 0l);
glBindVertexArray(0);
glBindBufferARB(GL_ARRAY_BUFFER, 0);
}
void glBatch(GLfloat const* matrix, GLsizei n_ranges) {
@ -538,14 +528,15 @@ namespace starfield {
// select shader and vertex array
_objProgram.activate();
glBindVertexArray(_hndVertexArray);
glBindBufferARB(GL_ARRAY_BUFFER, _hndVertexArray);
glInterleavedArrays(GL_C4UB_V3F, sizeof(GpuVertex), 0l);
// render
glMultiDrawArrays(GL_POINTS,
_arrBatchOffs, _arrBatchCount, n_ranges);
// restore state
glBindVertexArray(0);
glBindBufferARB(GL_ARRAY_BUFFER, 0);
glUseProgram(0);
glDisable(GL_VERTEX_PROGRAM_POINT_SIZE);
glDisable(GL_POINT_SMOOTH);
@ -553,11 +544,6 @@ namespace starfield {
glMatrixMode(GL_MODELVIEW);
glPopMatrix();
}
#ifdef __APPLE__
# undef glBindVertexArray
# undef glGenVertexArrays
# undef glDeleteVertexArrays
#endif
};
} // anonymous namespace

View file

@ -103,4 +103,4 @@ int main(int argc, const char* argv[]) {
}
}
}
}