From fd06342a97e6bedfdedac390e89c88454983c815 Mon Sep 17 00:00:00 2001 From: degasus Date: Mon, 28 Jan 2013 13:03:31 +0100 Subject: set hint GL_STREAM_READ it's wrong, but so we are guaranteed to get pinned memory. it's slower for rendering, but faster for mapping. --- Source/Plugins/Plugin_VideoOGL/Src/ProgramShaderCache.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'Source/Plugins/Plugin_VideoOGL/Src/ProgramShaderCache.cpp') diff --git a/Source/Plugins/Plugin_VideoOGL/Src/ProgramShaderCache.cpp b/Source/Plugins/Plugin_VideoOGL/Src/ProgramShaderCache.cpp index 73a9d5b105..974d839900 100644 --- a/Source/Plugins/Plugin_VideoOGL/Src/ProgramShaderCache.cpp +++ b/Source/Plugins/Plugin_VideoOGL/Src/ProgramShaderCache.cpp @@ -197,7 +197,7 @@ void ProgramShaderCache::UploadConstants() { if(s_ubo_dirty) { if(s_ubo_iterator + s_ubo_buffer_size >= UBO_LENGTH) { - glBufferData(GL_UNIFORM_BUFFER, UBO_LENGTH, NULL, GL_STREAM_DRAW); + glBufferData(GL_UNIFORM_BUFFER, UBO_LENGTH, NULL, GL_STREAM_READ); s_ubo_iterator = 0; } void *ubo = glMapBufferRange(GL_UNIFORM_BUFFER, s_ubo_iterator, s_ubo_buffer_size, GL_MAP_WRITE_BIT | GL_MAP_UNSYNCHRONIZED_BIT | GL_MAP_INVALIDATE_RANGE_BIT); @@ -242,7 +242,7 @@ void ProgramShaderCache::Init(void) // Then once more to get bytes glGenBuffers(1, &s_ps_vs_ubo); glBindBuffer(GL_UNIFORM_BUFFER, s_ps_vs_ubo); - glBufferData(GL_UNIFORM_BUFFER, UBO_LENGTH, NULL, GL_STREAM_DRAW); + glBufferData(GL_UNIFORM_BUFFER, UBO_LENGTH, NULL, GL_STREAM_READ); s_ubo_iterator = 0; s_ubo_buffer = new float[s_ubo_buffer_size/sizeof(float)]; -- cgit v1.2.3