internal/graphicsdriver/playstation5: add DrawTriangles

.clang-format

@@ -0,0 +1 @@
+CommentPragmas: '^go:build'

internal/graphicsdriver/playstation5/graphics_playstation5.cpp

@@ -18,24 +18,28 @@
 
 #include "graphics_playstation5.h"
 
-extern "C" ebitengine_Error ebitengine_InitializeGraphics(void) {
+extern "C" ebitengine_Error ebitengine_InitializeGraphics(void) { return {}; }
+
+extern "C" ebitengine_Error ebitengine_NewImage(int *image, int width,
+                                                int height) {
   return {};
 }
 
-extern "C" ebitengine_Error ebitengine_NewImage(int* image, int width, int height) {
+extern "C" ebitengine_Error
+ebitengine_NewScreenFramebufferImage(int *image, int width, int height) {
   return {};
 }
 
-extern "C" ebitengine_Error ebitengine_NewScreenFramebufferImage(int* image, int width, int height) {
+extern "C" void ebitengine_DisposeImage(int id) {}
+
+extern "C" ebitengine_Error
+ebitengine_DrawTriangles(ebitengine_DrawTrianglesArgs *args) {
   return {};
 }
 
-extern "C" void ebitengine_DisposeImage(int id) {
-}
-
-extern "C" ebitengine_Error ebitengine_NewShader(int* shader, const char* source) {
+extern "C" ebitengine_Error ebitengine_NewShader(int *shader,
+                                                 const char *source) {
   return {};
 }
 
-extern "C" void ebitengine_DisposeShader(int id) {
-}
+extern "C" void ebitengine_DisposeShader(int id) {}

internal/graphicsdriver/playstation5/graphics_playstation5.go

@@ -21,6 +21,7 @@ import "C"
 
 import (
 	"fmt"
+	"runtime"
 
 	"github.com/hajimehoshi/ebiten/v2/internal/graphics"
 	"github.com/hajimehoshi/ebiten/v2/internal/graphicsdriver"
@@ -117,6 +118,52 @@ func (g *Graphics) NewShader(program *shaderir.Program) (graphicsdriver.Shader,
 }
 
 func (g *Graphics) DrawTriangles(dst graphicsdriver.ImageID, srcs [graphics.ShaderSrcImageCount]graphicsdriver.ImageID, shader graphicsdriver.ShaderID, dstRegions []graphicsdriver.DstRegion, indexOffset int, blend graphicsdriver.Blend, uniforms []uint32, fillRule graphicsdriver.FillRule) error {
+	csrcs := make([]C.int, len(srcs))
+	for i, src := range srcs {
+		csrcs[i] = C.int(src)
+	}
+	cDstRegions := make([]C.ebitengine_DstRegion, len(dstRegions))
+	for i, r := range dstRegions {
+		cDstRegions[i] = C.ebitengine_DstRegion{
+			Region: C.ebitengine_Rectangle{
+				MinX: C.int(r.Region.Min.X),
+				MinY: C.int(r.Region.Min.Y),
+				MaxX: C.int(r.Region.Max.X),
+				MaxY: C.int(r.Region.Max.Y),
+			},
+			IndexCount: C.int(r.IndexCount),
+		}
+	}
+	cUniforms := make([]C.uint32_t, len(uniforms))
+	for i, u := range uniforms {
+		cUniforms[i] = C.uint32_t(u)
+	}
+	cBlend := C.ebitengine_Blend{
+		BlendFactorSourceRGB:        C.uint8_t(blend.BlendFactorSourceRGB),
+		BlendFactorSourceAlpha:      C.uint8_t(blend.BlendFactorSourceAlpha),
+		BlendFactorDestinationRGB:   C.uint8_t(blend.BlendFactorDestinationRGB),
+		BlendFactorDestinationAlpha: C.uint8_t(blend.BlendFactorDestinationAlpha),
+		BlendOperationRGB:           C.uint8_t(blend.BlendOperationRGB),
+		BlendOperationAlpha:         C.uint8_t(blend.BlendOperationAlpha),
+	}
+
+	args := C.ebitengine_DrawTrianglesArgs{
+		Dst:            C.int(dst),
+		Srcs:           &csrcs[0],
+		SrcCount:       C.int(len(csrcs)),
+		Shader:         C.int(shader),
+		DstRegions:     &cDstRegions[0],
+		DstRegionCount: C.int(len(cDstRegions)),
+		IndexOffset:    C.int(indexOffset),
+		Blend:          cBlend,
+		Uniforms:       &cUniforms[0],
+		UniformCount:   C.int(len(cUniforms)),
+		FillRule:       C.int(fillRule),
+	}
+	if err := C.ebitengine_DrawTriangles(&args); !C.ebitengine_IsErrorNil(&err) {
+		return newPlaystation5Error("(*playstation5.Graphics).DrawTriangles", err)
+	}
+	runtime.KeepAlive(args)
 	return nil
 }
 

internal/graphicsdriver/playstation5/graphics_playstation5.h

@@ -19,6 +19,7 @@
 
 #include <stdbool.h>
 #include <stddef.h>
+#include <stdint.h>
 
 #ifdef __cplusplus
 extern "C" {
@@ -33,10 +34,47 @@ static bool ebitengine_IsErrorNil(ebitengine_Error* err) {
   return err->Message == NULL && err->Code == 0;
 }
 
+typedef struct ebitengine_Rectangle {
+  int MinX;
+  int MinY;
+  int MaxX;
+  int MaxY;
+} ebitengine_Rectangle;
+
+typedef struct ebitengine_DstRegion {
+  ebitengine_Rectangle Region;
+  int IndexCount;
+} ebitengine_DstRegion;
+
+typedef struct ebitengine_Blend {
+  uint8_t BlendFactorSourceRGB;
+  uint8_t BlendFactorSourceAlpha;
+  uint8_t BlendFactorDestinationRGB;
+  uint8_t BlendFactorDestinationAlpha;
+  uint8_t BlendOperationRGB;
+  uint8_t BlendOperationAlpha;
+} ebitengine_Blend;
+
+typedef struct ebitengine_DrawTrianglesArgs {
+  int Dst;
+  int *Srcs;
+  int SrcCount;
+  int Shader;
+  ebitengine_DstRegion *DstRegions;
+  int DstRegionCount;
+  int IndexOffset;
+  ebitengine_Blend Blend;
+  uint32_t *Uniforms;
+  int UniformCount;
+  int FillRule;
+} ebitengine_DrawTrianglesArgs;
+
 ebitengine_Error ebitengine_InitializeGraphics(void);
 ebitengine_Error ebitengine_NewImage(int *image, int width, int height);
-ebitengine_Error ebitengine_NewScreenFramebufferImage(int* image, int width, int height);
+ebitengine_Error ebitengine_NewScreenFramebufferImage(int *image, int width,
+                                                      int height);
 void ebitengine_DisposeImage(int id);
+ebitengine_Error ebitengine_DrawTriangles(ebitengine_DrawTrianglesArgs *args);
 
 ebitengine_Error ebitengine_NewShader(int *shader, const char *source);
 void ebitengine_DisposeShader(int id);