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GPU/HW: Disable blending when updating VRAM

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Fixes random breakage when it was previously enabled.
This commit is contained in:
Connor McLaughlin 2019-11-13 22:48:37 +10:00
parent f7f4818de4
commit 76172c88f3
1 changed files with 4 additions and 1 deletions
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5
src/core/gpu_hw_opengl.cpp
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@ -136,6 +136,7 @@ void GPU_HW_OpenGL::SetCapabilities(HostDisplay* host_display)
if (m_supports_texture_buffer)
{
glGetIntegerv(GL_MAX_TEXTURE_BUFFER_SIZE, reinterpret_cast<GLint*>(&m_max_texture_buffer_size));
Log_InfoPrintf("Max texel buffer size: %u", m_max_texture_buffer_size);
if (m_max_texture_buffer_size < VRAM_WIDTH * VRAM_HEIGHT)
Log_WarningPrintf("Maximum texture buffer size is less than VRAM size, VRAM writes may be slower.");
}
@ -613,7 +614,9 @@ void GPU_HW_OpenGL::UpdateVRAM(u32 x, u32 y, u32 width, u32 height, const void*
const u32 scaled_x = x * m_resolution_scale;
const u32 scaled_y = y * m_resolution_scale;
const u32 scaled_flipped_y = m_vram_texture->GetHeight() - scaled_y - scaled_height;
glScissor(scaled_x, scaled_flipped_y, scaled_width, scaled_height);
glViewport(scaled_x, scaled_flipped_y, scaled_width, scaled_height);
glDisable(GL_BLEND);
glDisable(GL_SCISSOR_TEST);
m_vram_write_program.Bind();
glBindTexture(GL_TEXTURE_BUFFER, m_texture_buffer_r16ui_texture);