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GL: Cleanup.

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bkaradzic 2013-04-15 21:17:30 -07:00
parent d05fb35eee
commit 6ed7b6fe14
1 changed files with 19 additions and 11 deletions
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30
src/renderer_gl.cpp
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@ -667,18 +667,25 @@ namespace bgfx
GL_BACK,
};
struct RenderTargetColorFormat
{
GLenum m_internalFmt;
GLenum m_type;
uint8_t m_bpp;
};
// Specifies the internal format of the texture.
// Must be one of the following symbolic constants:
// GL_ALPHA, GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_RGB, GL_RGBA.
static const GLenum s_colorFormat[][2] =
static const RenderTargetColorFormat s_colorFormat[] =
{
{ 0, 0 }, // ignored
{ GL_RGBA8, GL_UNSIGNED_BYTE },
{ GL_RGB10_A2, GL_UNSIGNED_INT_2_10_10_10_REV },
{ GL_RGBA16, GL_UNSIGNED_SHORT },
{ GL_RGBA16F, GL_HALF_FLOAT },
{ GL_R16F, GL_HALF_FLOAT },
{ GL_R32F, GL_FLOAT },
{ 0, 0, 0 }, // ignored
{ GL_RGBA8, GL_UNSIGNED_BYTE, 32 },
{ GL_RGB10_A2, GL_UNSIGNED_INT_2_10_10_10_REV, 32 },
{ GL_RGBA16, GL_UNSIGNED_SHORT, 64 },
{ GL_RGBA16F, GL_HALF_FLOAT, 64 },
{ GL_R16F, GL_HALF_FLOAT, 16 },
{ GL_R32F, GL_FLOAT, 32 },
};
static const GLenum s_depthFormat[] =
@ -1495,8 +1502,9 @@ namespace bgfx
void Texture::createColor(uint32_t _colorFormat, uint32_t _width, uint32_t _height, GLenum _min, GLenum _mag)
{
GLenum internalFormat = s_colorFormat[_colorFormat][0];
GLenum type = s_colorFormat[_colorFormat][1];
const RenderTargetColorFormat& rtcf = s_colorFormat[_colorFormat];
GLenum internalFormat = rtcf.m_internalFmt;
GLenum type = rtcf.m_type;
m_target = GL_TEXTURE_2D;
GL_CHECK(glGenTextures(1, &m_id) );
@ -1702,7 +1710,7 @@ namespace bgfx
GL_CHECK(glGenRenderbuffers(1, &m_colorRbo) );
BX_CHECK(0 != m_colorRbo, "Failed to generate color renderbuffer id.");
GL_CHECK(glBindRenderbuffer(GL_RENDERBUFFER, m_colorRbo) );
GL_CHECK(glRenderbufferStorageMultisample(GL_RENDERBUFFER, m_msaa, s_colorFormat[colorFormat][0], _width, _height) );
GL_CHECK(glRenderbufferStorageMultisample(GL_RENDERBUFFER, m_msaa, s_colorFormat[colorFormat].m_internalFmt, _width, _height) );
GL_CHECK(glBindRenderbuffer(GL_RENDERBUFFER, 0) );
GL_CHECK(glFramebufferRenderbuffer(GL_FRAMEBUFFER