跑通点的渲染。

samples/api/texture_loading/texture_loading.cpp

@@ -24,7 +24,8 @@
 TextureLoading::TextureLoading()
 {
 	zoom = -1.f;
-	rotation = { 0.0f, 15.0f, 0.0f };
+	//rotation = { 0.0f, 15.0f, 0.0f };
+	rotation = { 0.0f, 0.0f, 0.0f };
 	title = "Texture loading";
 	this_instance = this;
 }
@@ -182,10 +183,10 @@ std::vector<uint8_t> generateSimpleTestImage(int width, int height, int cell_wid
 				const uint8_t* color = cellColors[gridY][gridX].data();
 				int index = (y * width + x) * 4;
 
-				imageData[index] = color[0];
-				imageData[index + 1] = color[1];
-				imageData[index + 2] = color[2];
-				imageData[index + 3] = color[3];
+				imageData[index] = color[0]/10;
+				imageData[index + 1] = color[1]/10;
+				imageData[index + 2] = color[2]/10;
+				imageData[index + 3] = color[3]/10;
 			}
 		}
 	}
@@ -1219,7 +1220,14 @@ bool TextureLoading::prepare(const vkb::ApplicationOptions& options)
 	prepare_pipeline_bg();
 	prepare_pipeline_point();
 
-	
+	float z = 0.1f;
+	float testPoint[] = {
+		1,1,z,
+		0,0,z,
+		0.5,0.5,z,
+	};
+	int pointCount = sizeof(testPoint) / (3*4);
+	update_point_vertex_buffer(testPoint, pointCount);
 	
 	prepared = true;
 	//start();
@@ -1273,6 +1281,7 @@ void TextureLoading::render(float delta_time)
 void TextureLoading::view_changed()
 {
 	update_uniform_buffers();
+	update_uniform_buffers_point();
 }
 
 void TextureLoading::on_update_ui_overlay(vkb::Drawer& drawer)