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GPU: Fix handling of interlaced non-480-line mode

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This commit is contained in:
Connor McLaughlin
2019-11-14 00:59:09 +10:00
parent 7152d54104
commit 53881219ce
3 changed files with 9 additions and 10 deletions
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7
src/core/gpu_hw_opengl.cpp
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@ -448,8 +448,7 @@ void GPU_HW_OpenGL::UpdateDisplay()
const u32 flipped_vram_offset_y = VRAM_HEIGHT - vram_offset_y - display_height;
const u32 scaled_flipped_vram_offset_y =
m_vram_texture->GetHeight() - scaled_vram_offset_y - scaled_display_height;
const u32 field_offset = BoolToUInt8(m_GPUSTAT.vertical_interlace && !m_GPUSTAT.drawing_even_line);
const u32 scaled_field_offset = field_offset * m_resolution_scale;
const u32 field_offset = BoolToUInt8(m_GPUSTAT.vertical_interlace && m_GPUSTAT.interlaced_field);
glDisable(GL_BLEND);
glDisable(GL_SCISSOR_TEST);
@ -491,9 +490,9 @@ void GPU_HW_OpenGL::UpdateDisplay()
m_display_texture->BindFramebuffer(GL_DRAW_FRAMEBUFFER);
m_vram_texture->Bind();
glViewport(0, scaled_field_offset, scaled_display_width, scaled_display_height);
glViewport(0, field_offset, scaled_display_width, scaled_display_height);
const u32 uniforms[4] = {scaled_vram_offset_x, scaled_flipped_vram_offset_y, scaled_field_offset};
const u32 uniforms[4] = {scaled_vram_offset_x, scaled_flipped_vram_offset_y, field_offset};
UploadUniformBlock(uniforms, sizeof(uniforms));
m_batch_ubo_dirty = true;