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Merge pull request #1121 from dankcushions/geoshader 

OES_geometry_shader and OES_copy_image support
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Connor McLaughlin 2020-12-01 02:12:51 +10:00 committed by GitHub
parent 98f70e9b51 e7139fe0d1
commit f8c2d7dafd
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 13 additions and 3 deletions
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16
src/core/gpu_hw_opengl.cpp
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@ -208,8 +208,8 @@ void GPU_HW_OpenGL::SetCapabilities(HostDisplay* host_display)
glGetIntegerv(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, reinterpret_cast<GLint*>(&m_uniform_buffer_alignment));
Log_InfoPrintf("Uniform buffer offset alignment: %u", m_uniform_buffer_alignment);
if (!GLAD_GL_VERSION_4_3 && !GLAD_GL_EXT_copy_image)
Log_WarningPrintf("GL_EXT_copy_image missing, this may affect performance.");
if (!GLAD_GL_VERSION_4_3 && !GLAD_GL_EXT_copy_image && !GLAD_GL_ES_VERSION_3_2 && !GLAD_GL_OES_copy_image)
Log_WarningPrintf("GL_EXT/OES_copy_image missing, this may affect performance.");
#ifdef __APPLE__
// Partial texture buffer uploads appear to be broken in macOS's OpenGL driver.
@ -258,7 +258,7 @@ void GPU_HW_OpenGL::SetCapabilities(HostDisplay* host_display)
if (!m_supports_dual_source_blend)
Log_WarningPrintf("Dual-source blending is not supported, this may break some mask effects.");
m_supports_geometry_shaders = GLAD_GL_VERSION_3_2 || GLAD_GL_ARB_geometry_shader4 || GLAD_GL_ES_VERSION_3_2;
m_supports_geometry_shaders = GLAD_GL_VERSION_3_2 || GLAD_GL_ARB_geometry_shader4 || GLAD_GL_OES_geometry_shader || GLAD_GL_ES_VERSION_3_2;
if (!m_supports_geometry_shaders)
{
Log_WarningPrintf("Geometry shaders are not supported, line rendering at higher resolutions may be incorrect. We "
@ -1000,6 +1000,11 @@ void GPU_HW_OpenGL::CopyVRAM(u32 src_x, u32 src_y, u32 dst_x, u32 dst_y, u32 wid
glCopyImageSubDataEXT(m_vram_texture.GetGLId(), m_vram_texture.GetGLTarget(), 0, src_x, src_y, 0,
m_vram_texture.GetGLId(), m_vram_texture.GetGLTarget(), 0, dst_x, dst_y, 0, width, height, 1);
}
else if (GLAD_GL_OES_copy_image)
{
glCopyImageSubDataOES(m_vram_texture.GetGLId(), m_vram_texture.GetGLTarget(), 0, src_x, src_y, 0,
m_vram_texture.GetGLId(), m_vram_texture.GetGLTarget(), 0, dst_x, dst_y, 0, width, height, 1);
}
else
{
glDisable(GL_SCISSOR_TEST);
@ -1029,6 +1034,11 @@ void GPU_HW_OpenGL::UpdateVRAMReadTexture()
glCopyImageSubDataEXT(m_vram_texture.GetGLId(), m_vram_texture.GetGLTarget(), 0, x, y, 0,
m_vram_read_texture.GetGLId(), m_vram_texture.GetGLTarget(), 0, x, y, 0, width, height, 1);
}
else if (!multisampled && GLAD_GL_OES_copy_image)
{
glCopyImageSubDataOES(m_vram_texture.GetGLId(), m_vram_texture.GetGLTarget(), 0, x, y, 0,
m_vram_read_texture.GetGLId(), m_vram_texture.GetGLTarget(), 0, x, y, 0, width, height, 1);
}
else
{
m_vram_read_texture.BindFramebuffer(GL_DRAW_FRAMEBUFFER);