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GPU/HW: Move some flush checks to command time

This commit is contained in:
Connor McLaughlin 2020-04-04 00:10:55 +10:00
parent 5302f83818
commit 7f5c6f8b4f
4 changed files with 23 additions and 23 deletions
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24
src/core/gpu.cpp
View File

@ -50,6 +50,8 @@ void GPU::Reset()
void GPU::SoftReset()
{
FlushRender();
m_GPUSTAT.bits = 0x14802000;
m_GPUSTAT.pal_mode = m_system->IsPALRegion();
m_drawing_area.Set(0, 0, 0, 0);
@ -66,7 +68,7 @@ void GPU::SoftReset()
m_GP0_buffer.clear();
SetDrawMode(0);
SetTexturePalette(0);
m_draw_mode.SetTextureWindow(0);
SetTextureWindow(0);
UpdateDMARequest();
UpdateCRTCConfig();
UpdateSliceTicks();
@ -1011,18 +1013,20 @@ void GPU::SetTexturePalette(u16 value)
m_draw_mode.texture_page_changed = true;
}
void GPU::DrawMode::SetTextureWindow(u32 value)
void GPU::SetTextureWindow(u32 value)
{
value &= TEXTURE_WINDOW_MASK;
if (texture_window_value == value)
value &= DrawMode::TEXTURE_WINDOW_MASK;
if (m_draw_mode.texture_window_value == value)
return;
texture_window_mask_x = value & UINT32_C(0x1F);
texture_window_mask_y = (value >> 5) & UINT32_C(0x1F);
texture_window_offset_x = (value >> 10) & UINT32_C(0x1F);
texture_window_offset_y = (value >> 15) & UINT32_C(0x1F);
texture_window_value = value;
texture_window_changed = true;
FlushRender();
m_draw_mode.texture_window_mask_x = value & UINT32_C(0x1F);
m_draw_mode.texture_window_mask_y = (value >> 5) & UINT32_C(0x1F);
m_draw_mode.texture_window_offset_x = (value >> 10) & UINT32_C(0x1F);
m_draw_mode.texture_window_offset_y = (value >> 15) & UINT32_C(0x1F);
m_draw_mode.texture_window_value = value;
m_draw_mode.texture_window_changed = true;
}
bool GPU::DumpVRAMToFile(const char* filename, u32 width, u32 height, u32 stride, const void* buffer, bool remove_alpha)

8
src/core/gpu.h
View File

@ -338,6 +338,9 @@ protected:
/// Sets/decodes polygon/rectangle texture palette value.
void SetTexturePalette(u16 bits);
/// Sets/decodes texture window bits.
void SetTextureWindow(u32 value);
u32 ReadGPUREAD();
void WriteGP0(u32 value);
void WriteGP1(u32 value);
@ -428,7 +431,7 @@ protected:
struct DrawMode
{
static constexpr u16 PALETTE_MASK = UINT16_C(0b0111111111111111);
static constexpr u32 TEXTURE_WINDOW_MASK = UINT16_C(0b11111111111111111111);
static constexpr u32 TEXTURE_WINDOW_MASK = UINT32_C(0b11111111111111111111);
// bits in GP0(E1h) or texpage part of polygon
union Reg
@ -511,9 +514,6 @@ protected:
bool IsTextureWindowChanged() const { return texture_window_changed; }
void SetTextureWindowChanged() { texture_window_changed = true; }
void ClearTextureWindowChangedFlag() { texture_window_changed = false; }
void SetTextureWindow(u32 value);
} m_draw_mode = {};
Common::Rectangle<u32> m_drawing_area;

2
src/core/gpu_commands.cpp
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@ -136,7 +136,7 @@ bool GPU::HandleSetDrawModeCommand(const u32*& command_ptr, u32 command_size)
bool GPU::HandleSetTextureWindowCommand(const u32*& command_ptr, u32 command_size)
{
const u32 param = *(command_ptr++) & 0x00FFFFFF;
m_draw_mode.SetTextureWindow(param);
SetTextureWindow(param);
Log_DebugPrintf("Set texture window %02X %02X %02X %02X", m_draw_mode.texture_window_mask_x,
m_draw_mode.texture_window_mask_y, m_draw_mode.texture_window_offset_x,
m_draw_mode.texture_window_offset_y);

6
src/core/gpu_hw.cpp
View File

@ -517,15 +517,11 @@ void GPU_HW::DispatchRenderCommand(RenderCommand rc, u32 num_vertices, const u32
rc.transparency_enable ? m_draw_mode.GetTransparencyMode() : TransparencyMode::Disabled;
const BatchPrimitive rc_primitive = GetPrimitiveForCommand(rc);
const bool dithering_enable = (!m_true_color && rc.IsDitheringEnabled()) ? m_GPUSTAT.dither_enable : false;
if (!IsFlushed())
{
if (m_batch.texture_mode != texture_mode || m_batch.transparency_mode != transparency_mode ||
m_batch.primitive != rc_primitive || dithering_enable != m_batch.dithering || m_drawing_area_changed ||
m_draw_mode.IsTextureWindowChanged())
m_batch.primitive != rc_primitive || dithering_enable != m_batch.dithering)
{
FlushRender();
}
}
// transparency mode change
if (m_batch.transparency_mode != transparency_mode && transparency_mode != TransparencyMode::Disabled)