daily upsate on 20230517 by nitload youmu

源代码/StgSharpGraphics/StgSharpGraphics.c

@@ -8,6 +8,26 @@
 #include "stdio.h"
 #include "internal.h"
 
+extern float* triangleVertexes;
+
+
+const char *vertexShaderSource =
+"#version 460 core\n"
+"layout (location = 0) in vec3 aPos\n"
+"void main()\n"
+"(\n"
+"gl_Position = vec4(aPos.x, aPos.y, aPos.z, 1.0);\n"
+")\n";
+
+const char* fragmentShaderSource =
+"#version 460 core\n"
+"out vec4 FragColor\n"
+"void main()\n"
+"{\n"
+"FragColor = vec4(1.0f, 0.5f, 0.2f, 1.0f);\n"
+"}\n"
+;
+
 int version[4] = { 0,0,0,0 };
 STGSHARPGRAPHICS_API int* versionInfo = &version;
 
@@ -27,6 +47,63 @@ STGSHARPGRAPHICS_API IOpackage initPackage(void)
 
 STGSHARPGRAPHICS_API int initWindow(int width, int height)
 {
+
+    //编译顶点着色器
+
+    unsigned int vertexShader;
+    vertexShader = glCreateShader(GL_VERTEX_SHADER);
+    glShaderSource(vertexShader,1,&vertexShaderSource,NULL);
+    glCompileShader(vertexShader);
+    int  success;
+    char infoLog[512];
+    glGetShaderiv(vertexShader, GL_COMPILE_STATUS, &success);
+    if (!success)
+    {
+        glGetShaderInfoLog(vertexShader, 512, NULL, infoLog);
+        printf("\i",infoLog);
+    }
+
+    //编译片段着色器
+
+    unsigned int fragmentShader;
+    fragmentShader = glCreateShader(GL_FRAGMENT_SHADER);
+    glShaderSource(fragmentShader, 1, &fragmentShaderSource, NULL);
+    glCompileShader(fragmentShader);
+
+    //创建着色器程序
+
+    unsigned int shaderProgram;
+    shaderProgram = glCreateProgram();
+    glAttachShader(shaderProgram, vertexShader);
+    glAttachShader(shaderProgram, fragmentShader);
+    glUseProgram(shaderProgram);
+    glDeleteShader(vertexShader);
+    glDeleteShader(fragmentShader);
+
+    // 链接顶点属性
+
+    glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(float), (void*)0);
+    glEnableVertexAttribArray(0);
+
+
+    //创建顶点缓存实例
+
+    unsigned int VBO;
+    glGenBuffers(1, &VBO);
+    glBindBuffer(GL_ARRAY_BUFFER, VBO);
+    glBufferData(GL_ARRAY_BUFFER, sizeof(float) * 3 * 3, triangleVertices, GL_STATIC_DRAW);
+
+    //创建顶点数组实例
+
+    unsigned int VAO;
+    glGenVertexArrays(1, &VAO);
+    glBindVertexArray(VAO);
+    // 2. 把顶点数组复制到缓冲中供OpenGL使用
+    glBindBuffer(GL_ARRAY_BUFFER, VBO);
+    glBufferData(GL_ARRAY_BUFFER, sizeof(float) * 3 * 3, triangleVertices, GL_STATIC_DRAW);
+    glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(float), (void*)0);
+    glEnableVertexAttribArray(0);
+
    glfwInit();
    glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
    glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
@@ -61,6 +138,13 @@ STGSHARPGRAPHICS_API int initWindow(int width, int height)
       glClearColor(0.2f, 0.3f, 0.3f, 1.0f);
       glClear(GL_COLOR_BUFFER_BIT);
 
+      // draw our first triangle
+      glUseProgram(shaderProgram);
+      glBindVertexArray(VAO); // seeing as we only have a single VAO there's no need to bind it every time, but we'll do so to keep things a bit more organized
+      //glDrawArrays(GL_TRIANGLES, 0, 6);
+      glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_INT, 0);
+      // glBindVertexArray(0); // no need to unbind it every time 
+
       // glfw: swap buffers and poll IO events (keys pressed/released, mouse moved etc.)
       // -------------------------------------------------------------------------------
       glfwSwapBuffers(window);
@@ -71,6 +155,11 @@ STGSHARPGRAPHICS_API int initWindow(int width, int height)
    // ------------------------------------------------------------------
    glfwTerminate();
 
+   //glDeleteVertexArrays(1, &VAO);
+   glDeleteBuffers(1, &VBO);
+   //glDeleteBuffers(1, &EBO);
+   glDeleteProgram(shaderProgram);
+
    return 0;
 }
 

源代码/StgSharpGraphics/StgSharpGraphics.h

@@ -25,3 +25,6 @@ STGSHARPGRAPHICS_API int initWindow(int width, int height);
 STGSHARPGRAPHICS_API IOpackage initPackage(void);
 
 STGSHARPGRAPHICS_API TriangleVertexHandler initTriangle(void);
+STGSHARPGRAPHICS_API void inputTriangle(TriangleVertexHandler triangle);
+STGSHARPGRAPHICS_API Polygon4VertexesHandler initPolygon4(void);
+STGSHARPGRAPHICS_API Polygon5VertexesHandler initPolygon5(void);

源代码/StgSharpGraphics/geometryHandler.c

@@ -4,6 +4,7 @@
 #include "StgSharpGraphics.h"
 
 
+extern float* triangleVertexes;
 
 STGSHARPGRAPHICS_API TriangleVertexHandler initTriangle(void) 
 {
@@ -22,4 +23,68 @@ STGSHARPGRAPHICS_API TriangleVertexHandler initTriangle(void)
     return tri;
 }
 
+STGSHARPGRAPHICS_API void inputTriangle(TriangleVertexHandler triangle)
+{
+    triangleVertices = triangle.vertex1;
+}
 
+STGSHARPGRAPHICS_API Polygon4VertexesHandler initPolygon4(void)
+{
+    float vertex[12] =
+    {
+        0,0,0,
+        0,0,0,
+        0,0,0,
+        0,0,0,
+    };
+
+    int triangleOrder[6] =
+    {
+        0,1,3,
+        1,2,3,
+    };
+
+    Polygon4VertexesHandler poly;
+
+    poly.vertex1 = &vertex[0];
+    poly.vertex2 = &vertex[3];
+    poly.vertex3 = &vertex[6];
+    poly.vertex4 = &vertex[9];
+
+    poly.triangle1 = &triangleOrder[0];
+    poly.triangle2 = &triangleOrder[3];
+
+    return poly;
+}
+
+STGSHARPGRAPHICS_API Polygon5VertexesHandler initPolygon5(void)
+{
+
+    float vertex[15] =
+    {
+        0,0,0,
+        0,0,0,
+        0,0,0,
+        0,0,0,
+        0,0,0,
+    };
+
+    int triangleOrder[9] =
+    {
+        0,1,2,
+        1,2,3,
+        2,3,4
+    };
+
+    Polygon5VertexesHandler poly;
+
+    poly.vertex1 = &vertex[0];
+    poly.vertex2 = &vertex[3];
+    poly.vertex3 = &vertex[6];
+    poly.vertex4 = &vertex[9];
+
+    poly.triangle1 = &triangleOrder[0];
+    poly.triangle2 = &triangleOrder[3];
+
+    return poly;
+}

源代码/StgSharpGraphics/geometryHandler.h

@@ -8,3 +8,25 @@ typedef struct TriangleVertexHandler
     float* vertex2;
     float* vertex3;
 }TriangleVertexHandler;
+
+typedef struct Polygon4VertexesHandler
+{
+    float* vertex1;
+    float* vertex2;
+    float* vertex3;
+    float* vertex4;
+
+    int* triangle1;
+    int* triangle2;
+}Polygon4VertexesHandler;
+
+typedef struct Polygon5VertexesHandler
+{
+    float* vertex1;
+    float* vertex2;
+    float* vertex3;
+    float* vertex4;
+
+    int* triangle1;
+    int* triangle2;
+}Polygon5VertexesHandler;

源代码/StgSharpGraphics/internal.h

@@ -6,6 +6,7 @@
 #include "stdio.h"
 
 #define init InitProgram;
+float* triangleVertices;
 
 typedef struct internalIO
 {

源代码/StgSharpGraphics/x64/Debug/StgSharpGraphics.Build.CppClean.log

@@ -4,9 +4,10 @@ d:\nitloadindustry\研究项目\1-flagship\th2020\projectfile\源代码\stgsharp
 d:\nitloadindustry\研究项目\1-flagship\th2020\projectfile\源代码\stgsharpgraphics\x64\debug\pch.obj
 d:\nitloadindustry\研究项目\1-flagship\th2020\projectfile\源代码\stgsharpgraphics\x64\debug\stgsharpgraphics.obj
 d:\nitloadindustry\研究项目\1-flagship\th2020\projectfile\源代码\stgsharpgraphics\x64\debug\glad.obj
+d:\nitloadindustry\研究项目\1-flagship\th2020\projectfile\源代码\stgsharpgraphics\x64\debug\geometryhandler.obj
 d:\nitloadindustry\研究项目\1-flagship\th2020\projectfile\源代码\stgsharpgraphics\x64\debug\dllmain.obj
-d:\nitloadindustry\研究项目\1-flagship\th2020\projectfile\源代码\stgsharp\stgsharpgraphics.dll
 d:\nitloadindustry\研究项目\1-flagship\th2020\projectfile\源代码\stgsharpgraphics\x64\debug\stgsharpgraphics.ilk
+d:\nitloadindustry\研究项目\1-flagship\th2020\projectfile\源代码\stgsharp\stgsharpgraphics.dll
 d:\nitloadindustry\研究项目\1-flagship\th2020\projectfile\源代码\stgsharp\stgsharpgraphics.pdb
 d:\nitloadindustry\研究项目\1-flagship\th2020\projectfile\源代码\stgsharp\stgsharpgraphics.lib
 d:\nitloadindustry\研究项目\1-flagship\th2020\projectfile\源代码\stgsharp\stgsharpgraphics.exp