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-rw-r--r--src/citra_qt/debugger/graphics_framebuffer.cpp6
-rw-r--r--src/citra_qt/debugger/graphics_framebuffer.h6
-rw-r--r--src/core/hw/gpu.cpp4
-rw-r--r--src/core/hw/gpu.h6
-rw-r--r--src/video_core/color.h18
-rw-r--r--src/video_core/pica.h43
-rw-r--r--src/video_core/rasterizer.cpp54
7 files changed, 76 insertions, 61 deletions
diff --git a/src/citra_qt/debugger/graphics_framebuffer.cpp b/src/citra_qt/debugger/graphics_framebuffer.cpp
index 2985cadb1..d621d7204 100644
--- a/src/citra_qt/debugger/graphics_framebuffer.cpp
+++ b/src/citra_qt/debugger/graphics_framebuffer.cpp
@@ -176,7 +176,7 @@ void GraphicsFramebufferWidget::OnUpdate()
{
// TODO: Store a reference to the registers in the debug context instead of accessing them directly...
- auto framebuffer = Pica::registers.framebuffer;
+ const auto& framebuffer = Pica::registers.framebuffer;
framebuffer_address = framebuffer.GetColorBufferPhysicalAddress();
framebuffer_width = framebuffer.GetWidth();
@@ -189,7 +189,7 @@ void GraphicsFramebufferWidget::OnUpdate()
case Source::DepthBuffer:
{
- auto framebuffer = Pica::registers.framebuffer;
+ const auto& framebuffer = Pica::registers.framebuffer;
framebuffer_address = framebuffer.GetDepthBufferPhysicalAddress();
framebuffer_width = framebuffer.GetWidth();
@@ -294,4 +294,4 @@ u32 GraphicsFramebufferWidget::BytesPerPixel(GraphicsFramebufferWidget::Format f
case Format::D16:
return 2;
}
-} \ No newline at end of file
+}
diff --git a/src/citra_qt/debugger/graphics_framebuffer.h b/src/citra_qt/debugger/graphics_framebuffer.h
index dff91d131..4cb396ffe 100644
--- a/src/citra_qt/debugger/graphics_framebuffer.h
+++ b/src/citra_qt/debugger/graphics_framebuffer.h
@@ -20,9 +20,9 @@ class GraphicsFramebufferWidget : public BreakPointObserverDock {
using Event = Pica::DebugContext::Event;
enum class Source {
- PicaTarget = 0,
- DepthBuffer = 1,
- Custom = 2,
+ PicaTarget = 0,
+ DepthBuffer = 1,
+ Custom = 2,
// TODO: Add GPU framebuffer sources!
};
diff --git a/src/core/hw/gpu.cpp b/src/core/hw/gpu.cpp
index b7102b874..424ce2ca7 100644
--- a/src/core/hw/gpu.cpp
+++ b/src/core/hw/gpu.cpp
@@ -81,9 +81,9 @@ inline void Write(u32 addr, const T data) {
if (config.fill_24bit) {
// fill with 24-bit values
for (u8* ptr = start; ptr < end; ptr += 3) {
- ptr[0] = config.value_24bit_r;
+ ptr[0] = config.value_24bit_b;
ptr[1] = config.value_24bit_g;
- ptr[2] = config.value_24bit_b;
+ ptr[2] = config.value_24bit_r;
}
} else if (config.fill_32bit) {
// fill with 32-bit values
diff --git a/src/core/hw/gpu.h b/src/core/hw/gpu.h
index 5ca4a5450..737b1e968 100644
--- a/src/core/hw/gpu.h
+++ b/src/core/hw/gpu.h
@@ -100,10 +100,10 @@ struct Regs {
// Set to 1 upon completion.
BitField<0, 1, u32> finished;
- // If both of these bits are unset, then it will fill the memory with a 16 bit value
- // 1: fill with 24-bit wide values
+ // 0: fill with 16- or 32-bit wide values; 1: fill with 24-bit wide values
BitField<8, 1, u32> fill_24bit;
- // 1: fill with 32-bit wide values
+
+ // 0: fill with 16-bit wide values; 1: fill with 32-bit wide values
BitField<9, 1, u32> fill_32bit;
};
diff --git a/src/video_core/color.h b/src/video_core/color.h
index 35b56efc0..14ade74f2 100644
--- a/src/video_core/color.h
+++ b/src/video_core/color.h
@@ -105,7 +105,7 @@ inline const Math::Vec4<u8> DecodeRGBA4(const u8* bytes) {
* @param bytes Pointer to encoded source value
* @return Depth value as an u32
*/
-inline const u32 DecodeD16(const u8* bytes) {
+inline u32 DecodeD16(const u8* bytes) {
return *reinterpret_cast<const u16_le*>(bytes);
}
@@ -114,7 +114,7 @@ inline const u32 DecodeD16(const u8* bytes) {
* @param bytes Pointer to encoded source value
* @return Depth value as an u32
*/
-inline const u32 DecodeD24(const u8* bytes) {
+inline u32 DecodeD24(const u8* bytes) {
return (bytes[2] << 16) | (bytes[1] << 8) | bytes[0];
}
@@ -181,8 +181,8 @@ inline void EncodeRGBA4(const Math::Vec4<u8>& color, u8* bytes) {
}
/**
- * Encode a depth value as D16 format
- * @param value Source depth value to encode
+ * Encode a 16 bit depth value as D16 format
+ * @param value 16 bit source depth value to encode
* @param bytes Pointer where to store the encoded value
*/
inline void EncodeD16(u32 value, u8* bytes) {
@@ -190,8 +190,8 @@ inline void EncodeD16(u32 value, u8* bytes) {
}
/**
- * Encode a depth value as D24 format
- * @param value Source depth value to encode
+ * Encode a 24 bit depth value as D24 format
+ * @param value 24 bit source depth value to encode
* @param bytes Pointer where to store the encoded value
*/
inline void EncodeD24(u32 value, u8* bytes) {
@@ -201,9 +201,9 @@ inline void EncodeD24(u32 value, u8* bytes) {
}
/**
- * Encode depth and stencil values as D24S8 format
- * @param depth Source depth values to encode
- * @param stencil Source stencil value to encode
+ * Encode a 24 bit depth and 8 bit stencil values as D24S8 format
+ * @param depth 24 bit source depth value to encode
+ * @param stencil 8 bit source stencil value to encode
* @param bytes Pointer where to store the encoded value
*/
inline void EncodeD24S8(u32 depth, u8 stencil, u8* bytes) {
diff --git a/src/video_core/pica.h b/src/video_core/pica.h
index 6549693f5..fe20cd77d 100644
--- a/src/video_core/pica.h
+++ b/src/video_core/pica.h
@@ -393,7 +393,15 @@ struct Regs {
BitField< 8, 8, u32> ref;
} alpha_test;
- INSERT_PADDING_WORDS(0x2);
+ union {
+ BitField< 0, 1, u32> stencil_test_enable;
+ BitField< 4, 3, CompareFunc> stencil_test_func;
+ BitField< 8, 8, u32> stencil_replacement_value;
+ BitField<16, 8, u32> stencil_reference_value;
+ BitField<24, 8, u32> stencil_mask;
+ } stencil_test;
+
+ INSERT_PADDING_WORDS(0x1);
union {
BitField< 0, 1, u32> depth_test_enable;
@@ -408,6 +416,30 @@ struct Regs {
INSERT_PADDING_WORDS(0x8);
} output_merger;
+ enum DepthFormat : u32 {
+ D16 = 0,
+
+ D24 = 2,
+ D24S8 = 3
+ };
+
+ /*
+ * Returns the number of bytes in the specified depth format
+ */
+ static u32 BytesPerDepthPixel(DepthFormat format) {
+ switch (format) {
+ case DepthFormat::D16:
+ return 2;
+ case DepthFormat::D24:
+ return 3;
+ case DepthFormat::D24S8:
+ return 4;
+ default:
+ LOG_CRITICAL(HW_GPU, "Unknown depth format %u", format);
+ UNIMPLEMENTED();
+ }
+ }
+
struct {
// Components are laid out in reverse byte order, most significant bits first.
enum ColorFormat : u32 {
@@ -418,16 +450,9 @@ struct Regs {
RGBA4 = 4,
};
- enum DepthFormat : u32 {
- D16 = 0,
-
- D24 = 2,
- D24S8 = 3
- };
-
INSERT_PADDING_WORDS(0x6);
- u32 depth_format;
+ DepthFormat depth_format;
BitField<16, 3, u32> color_format;
INSERT_PADDING_WORDS(0x4);
diff --git a/src/video_core/rasterizer.cpp b/src/video_core/rasterizer.cpp
index dc32128c6..dd46f0ec3 100644
--- a/src/video_core/rasterizer.cpp
+++ b/src/video_core/rasterizer.cpp
@@ -100,24 +100,19 @@ static u32 GetDepth(int x, int y) {
y = (registers.framebuffer.height - y);
const u32 coarse_y = y & ~7;
+ u32 bytes_per_pixel = Pica::Regs::BytesPerDepthPixel(registers.framebuffer.depth_format);
+ u32 stride = registers.framebuffer.width * bytes_per_pixel;
+
+ u32 src_offset = VideoCore::GetMortonOffset(x, y, bytes_per_pixel) + coarse_y * stride;
+ u8* src_pixel = depth_buffer + src_offset;
switch (registers.framebuffer.depth_format) {
- case registers.framebuffer.D16:
- {
- u32 stride = registers.framebuffer.width * 2;
- return Color::DecodeD16(depth_buffer + VideoCore::GetMortonOffset(x, y, 2) + coarse_y * stride);
- }
- case registers.framebuffer.D24:
- {
- u32 stride = registers.framebuffer.width * 3;
- u8* address = depth_buffer + VideoCore::GetMortonOffset(x, y, 3) + coarse_y * stride;
- return Color::DecodeD24(address);
- }
- case registers.framebuffer.D24S8:
- {
- u32 stride = registers.framebuffer.width * 4;
- return Color::DecodeD24S8(depth_buffer + VideoCore::GetMortonOffset(x, y, 4) + coarse_y * stride).x;
- }
+ case Pica::Regs::DepthFormat::D16:
+ return Color::DecodeD16(src_pixel);
+ case Pica::Regs::DepthFormat::D24:
+ return Color::DecodeD24(src_pixel);
+ case Pica::Regs::DepthFormat::D24S8:
+ return Color::DecodeD24S8(src_pixel).x;
default:
LOG_CRITICAL(HW_GPU, "Unimplemented depth format %u", registers.framebuffer.depth_format);
UNIMPLEMENTED();
@@ -132,28 +127,23 @@ static void SetDepth(int x, int y, u32 value) {
y = (registers.framebuffer.height - y);
const u32 coarse_y = y & ~7;
+ u32 bytes_per_pixel = Pica::Regs::BytesPerDepthPixel(registers.framebuffer.depth_format);
+ u32 stride = registers.framebuffer.width * bytes_per_pixel;
+
+ u32 dst_offset = VideoCore::GetMortonOffset(x, y, bytes_per_pixel) + coarse_y * stride;
+ u8* dst_pixel = depth_buffer + dst_offset;
switch (registers.framebuffer.depth_format) {
- case registers.framebuffer.D16:
- {
- u32 stride = registers.framebuffer.width * 2;
- Color::EncodeD16(value, depth_buffer + VideoCore::GetMortonOffset(x, y, 2) + coarse_y * stride);
+ case Pica::Regs::DepthFormat::D16:
+ Color::EncodeD16(value, dst_pixel);
break;
- }
- case registers.framebuffer.D24:
- {
- u32 stride = registers.framebuffer.width * 3;
- u8* address = depth_buffer + VideoCore::GetMortonOffset(x, y, 3) + coarse_y * stride;
- Color::EncodeD24(value, address);
+ case Pica::Regs::DepthFormat::D24:
+ Color::EncodeD24(value, dst_pixel);
break;
- }
- case registers.framebuffer.D24S8:
- {
- u32 stride = registers.framebuffer.width * 4;
+ case Pica::Regs::DepthFormat::D24S8:
// TODO(Subv): Implement the stencil buffer
- Color::EncodeD24S8(value, 0, depth_buffer + VideoCore::GetMortonOffset(x, y, 4) + coarse_y * stride);
+ Color::EncodeD24S8(value, 0, dst_pixel);
break;
- }
default:
LOG_CRITICAL(HW_GPU, "Unimplemented depth format %u", registers.framebuffer.depth_format);
UNIMPLEMENTED();