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GPU: Rewrite CRTC display modeling and overscan handling

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This commit is contained in:
Connor McLaughlin
2020-03-29 01:14:37 +10:00
parent fe824d6c89
commit 148279e2f2
9 changed files with 287 additions and 176 deletions
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17
src/core/gpu_hw_opengl.cpp
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@ -479,18 +479,17 @@ void GPU_HW_OpenGL::UpdateDisplay()
m_vram_texture.GetWidth(), static_cast<s32>(m_vram_texture.GetHeight()), 0,
m_vram_texture.GetHeight(), m_vram_texture.GetWidth(),
-static_cast<s32>(m_vram_texture.GetHeight()));
m_host_display->SetDisplayParameters(VRAM_WIDTH, VRAM_HEIGHT, Common::Rectangle<s32>(0, 0, VRAM_WIDTH, VRAM_HEIGHT),
m_host_display->SetDisplayParameters(VRAM_WIDTH, VRAM_HEIGHT, 0, 0, VRAM_WIDTH, VRAM_HEIGHT,
static_cast<float>(VRAM_WIDTH) / static_cast<float>(VRAM_HEIGHT));
}
else
{
const u32 vram_offset_x = m_crtc_state.regs.X;
const u32 vram_offset_y = m_crtc_state.regs.Y;
const u32 vram_offset_x = m_crtc_state.display_vram_left;
const u32 vram_offset_y = m_crtc_state.display_vram_top;
const u32 scaled_vram_offset_x = vram_offset_x * m_resolution_scale;
const u32 scaled_vram_offset_y = vram_offset_y * m_resolution_scale;
const u32 display_width = std::min<u32>(m_crtc_state.active_display_width, VRAM_WIDTH - vram_offset_x);
const u32 display_height = std::min<u32>(m_crtc_state.active_display_height << BoolToUInt8(m_GPUSTAT.In480iMode()),
VRAM_HEIGHT - vram_offset_y);
const u32 display_width = m_crtc_state.display_vram_width;
const u32 display_height = m_crtc_state.display_vram_height;
const u32 scaled_display_width = display_width * m_resolution_scale;
const u32 scaled_display_height = display_height * m_resolution_scale;
const bool interlaced = IsDisplayInterlaced();
@ -572,8 +571,10 @@ void GPU_HW_OpenGL::UpdateDisplay()
glEnable(GL_SCISSOR_TEST);
}
m_host_display->SetDisplayParameters(m_crtc_state.visible_display_width, m_crtc_state.visible_display_height,
m_crtc_state.GetActiveDisplayRectangle(), m_crtc_state.display_aspect_ratio);
m_host_display->SetDisplayParameters(m_crtc_state.display_width, m_crtc_state.display_height,
m_crtc_state.display_origin_left, m_crtc_state.display_origin_top,
m_crtc_state.display_vram_width, m_crtc_state.display_vram_height,
m_crtc_state.display_aspect_ratio);
}
}