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GPU/Software: Reduce number of copies by one, enable 16-bit scanout

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This commit is contained in:
Connor McLaughlin
2020-10-22 01:25:33 +10:00
parent beffbaee39
commit d3d881aa6b
20 changed files with 875 additions and 187 deletions
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36
src/core/host_display.h
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@ -7,6 +7,16 @@
#include <tuple>
#include <vector>
enum class HostDisplayPixelFormat : u32
{
Unknown,
RGBA8,
BGRA8,
RGB565,
RGBA5551,
Count
};
// An abstracted RGBA8 texture.
class HostDisplayTexture
{
@ -16,6 +26,8 @@ public:
virtual void* GetHandle() const = 0;
virtual u32 GetWidth() const = 0;
virtual u32 GetHeight() const = 0;
ALWAYS_INLINE HostDisplayPixelFormat GetFormat() const { return HostDisplayPixelFormat::RGBA8; }
};
// Interface to the frontend's renderer.
@ -111,10 +123,11 @@ public:
m_display_changed = true;
}
void SetDisplayTexture(void* texture_handle, s32 texture_width, s32 texture_height, s32 view_x, s32 view_y,
s32 view_width, s32 view_height)
void SetDisplayTexture(void* texture_handle, HostDisplayPixelFormat texture_format, s32 texture_width,
s32 texture_height, s32 view_x, s32 view_y, s32 view_width, s32 view_height)
{
m_display_texture_handle = texture_handle;
m_display_texture_format = texture_format;
m_display_texture_width = texture_width;
m_display_texture_height = texture_height;
m_display_texture_view_x = view_x;
@ -124,6 +137,15 @@ public:
m_display_changed = true;
}
void SetDisplayTextureRect(s32 view_x, s32 view_y, s32 view_width, s32 view_height)
{
m_display_texture_view_x = view_x;
m_display_texture_view_y = view_y;
m_display_texture_view_width = view_width;
m_display_texture_view_height = view_height;
m_display_changed = true;
}
void SetDisplayParameters(s32 display_width, s32 display_height, s32 active_left, s32 active_top, s32 active_width,
s32 active_height, float display_aspect_ratio)
{
@ -137,6 +159,15 @@ public:
m_display_changed = true;
}
static u32 GetDisplayPixelFormatSize(HostDisplayPixelFormat format);
virtual bool SupportsDisplayPixelFormat(HostDisplayPixelFormat format) const = 0;
virtual bool BeginSetDisplayPixels(HostDisplayPixelFormat format, u32 width, u32 height, void** out_buffer,
u32* out_pitch) = 0;
virtual void EndSetDisplayPixels() = 0;
virtual bool SetDisplayPixels(HostDisplayPixelFormat format, u32 width, u32 height, const void* buffer, u32 pitch);
void SetDisplayLinearFiltering(bool enabled) { m_display_linear_filtering = enabled; }
void SetDisplayTopMargin(s32 height) { m_display_top_margin = height; }
void SetDisplayIntegerScaling(bool enabled) { m_display_integer_scaling = enabled; }
@ -201,6 +232,7 @@ protected:
float m_display_frame_interval = 0.0f;
void* m_display_texture_handle = nullptr;
HostDisplayPixelFormat m_display_texture_format = HostDisplayPixelFormat::Count;
s32 m_display_texture_width = 0;
s32 m_display_texture_height = 0;
s32 m_display_texture_view_x = 0;