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Unified code path for ARB_get_program_binary and OES_get_program_binary.

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bkaradzic
2012-11-08 20:29:58 -08:00
parent 21f5d0c008
commit ebd738ae8e
4 changed files with 361 additions and 38 deletions
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53
src/renderer_gl.cpp
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@@ -10,9 +10,16 @@
# include <bx/timer.h>
# include <bx/uint32_t.h>
#if BGFX_CONFIG_RENDERER_OPENGL
# define glClearDepthf(_depth) glClearDepth(_depth)
#endif // BGFX_CONFIG_RENDERER_OPENGL
#if !BGFX_CONFIG_RENDERER_OPENGL
# define glClearDepth glClearDepthf
#endif // !BGFX_CONFIG_RENDERER_OPENGL
#if BGFX_CONFIG_RENDERER_OPENGLES2
# define glProgramBinary glProgramBinaryOES
# define glGetProgramBinary glGetProgramBinaryOES
inline void glProgramParameteri(GLuint /*_program*/, GLenum /*_pname*/, GLint /*_value*/) {}
# define GL_PROGRAM_BINARY_LENGTH GL_PROGRAM_BINARY_LENGTH_OES
#endif // BGFX_CONFIG_RENDERER_OPENGLES2
namespace bgfx
{
@@ -68,6 +75,7 @@ namespace bgfx
{
RendererContext()
: m_dxtSupport(false)
, m_programBinarySupport(false)
, m_flip(false)
, m_postSwapBuffers(NULL)
, m_hash( (BX_PLATFORM_WINDOWS<<1) | BX_ARCH_64BIT)
@@ -520,6 +528,7 @@ namespace bgfx
Resolution m_resolution;
bool m_dxtSupport;
bool m_programBinarySupport;
bool m_flip;
PostSwapBuffersFn m_postSwapBuffers;
@@ -915,11 +924,10 @@ namespace bgfx
bool cached = false;
#if BGFX_CONFIG_RENDERER_OPENGL
uint64_t id = (uint64_t(_vsh.m_hash)<<32) | _fsh.m_hash;
id ^= s_renderCtx.m_hash;
if (s_extension[Extension::ARB_get_program_binary].m_supported)
if (s_renderCtx.m_programBinarySupport)
{
uint32_t length;
g_cache(id, false, NULL, length);
@@ -939,12 +947,11 @@ namespace bgfx
g_free(data);
}
else
{
GL_CHECK(glProgramParameteri(m_id, GL_PROGRAM_BINARY_RETRIEVABLE_HINT, GL_TRUE) );
}
}
#if BGFX_CONFIG_RENDERER_OPENGL
GL_CHECK(glProgramParameteri(m_id, GL_PROGRAM_BINARY_RETRIEVABLE_HINT, GL_TRUE) );
#endif // BGFX_CONFIG_RENDERER_OPENGL
}
if (!cached)
{
@@ -965,23 +972,24 @@ namespace bgfx
return;
}
#if BGFX_CONFIG_RENDERER_OPENGL
if (s_extension[Extension::ARB_get_program_binary].m_supported)
if (s_renderCtx.m_programBinarySupport)
{
GLint programLength;
GLenum format;
GL_CHECK(glGetProgramiv(m_id, GL_PROGRAM_BINARY_LENGTH, &programLength) );
uint32_t length = programLength + 4;
uint8_t* data = (uint8_t*)g_realloc(NULL, length);
GL_CHECK(glGetProgramBinary(m_id, programLength, NULL, &format, &data[4]) );
*(uint32_t*)data = format;
if (0 < programLength)
{
uint32_t length = programLength + 4;
uint8_t* data = (uint8_t*)g_realloc(NULL, length);
GL_CHECK(glGetProgramBinary(m_id, programLength, NULL, &format, &data[4]) );
*(uint32_t*)data = format;
g_cache(id, true, data, length);
g_cache(id, true, data, length);
g_free(data);
g_free(data);
}
}
#endif // BGFX_CONFIG_RENDERER_OPENGL
}
init();
@@ -1974,6 +1982,11 @@ namespace bgfx
s_renderCtx.m_dxtSupport |=
s_extension[Extension::EXT_texture_compression_s3tc].m_supported
;
s_renderCtx.m_programBinarySupport = !!BGFX_CONFIG_RENDERER_OPENGLES3
|| s_extension[Extension::ARB_get_program_binary].m_supported
|| s_extension[Extension::OES_get_program_binary].m_supported
;
}
}
@@ -2239,7 +2252,7 @@ namespace bgfx
if (BGFX_CLEAR_DEPTH_BIT & clear.m_flags)
{
flags |= GL_DEPTH_BUFFER_BIT;
GL_CHECK(glClearDepthf(clear.m_depth) );
GL_CHECK(glClearDepth(clear.m_depth) );
GL_CHECK(glDepthMask(GL_TRUE) );
}