collect all texture data and give it to the shader later,

solid color works,
texture crash

MshViewer/Header/OpenGLController.h

@@ -5,6 +5,7 @@
 #include <glm\glm.hpp>
 #include <vector>
 #include "Object.h"
+#include "Texture.h"
 
 #define VERTEX_INDEX_XYZ		0
 #define VERTEX_INDEX_UV			1
@@ -23,6 +24,13 @@ struct Vertex {
 	GLfloat uv[2];
 };
 
+struct textureData {
+	bool alpha;
+	std::uint32_t width;
+	std::uint32_t height;
+	const GLvoid* data;
+};
+
 class OpenGLController
 {
 ////////////////////////////////////////////////////////////////////////////////////////////
@@ -65,6 +73,7 @@ private:
 
 	// data
 	std::vector<Modl*> vModels;
+	std::vector<textureData*> vTextures;
 
 // transformation =========================
 	//values

MshViewer/Source/OpenGlController.cpp

@@ -41,6 +41,13 @@ OpenGLController::~OpenGLController()
 		delete cursor->vertex;
 		delete cursor;
 	}
+
+	while (!vTextures.empty())
+	{
+		textureData* cursor = vTextures.back();
+		vTextures.pop_back();
+		delete cursor;
+	}
 }
 
 
@@ -104,8 +111,13 @@ void OpenGLController::processInit()
 		exit(1);
 	}
 
+	// get some shader IDs
 	gluiMatrixID = glGetUniformLocation(gluiShaderPrgmID, "MVP");
 	gluiSamplerID = glGetUniformLocation(gluiShaderPrgmID, "textureSampler");
+
+	// generate texture
+	glGenTextures(1, &gluiTextureID);
+	glBindTexture(GL_TEXTURE_2D, gluiTextureID);
 }
 
 void OpenGLController::startGLFW()
@@ -266,7 +278,7 @@ void OpenGLController::updateScene()
 
 void OpenGLController::loadMsh(const char * path)
 {
-	// get data
+	// get all models
 	try
 	{
 		Object obj(path);
@@ -278,53 +290,7 @@ void OpenGLController::loadMsh(const char * path)
 		exit(1);
 	}
 
-	glGenTextures(1, &gluiTextureID);
+	// collect vertex data of all models
-	glBindTexture(GL_TEXTURE_2D, gluiTextureID);
-
-	try
-	{
-		////TODO: for all
-		if (vModels.front()->texture == "")
-			throw std::invalid_argument("no texture name");
-
-		std::string tempPath = path;
-
-		while (tempPath.back() != '/' && tempPath.back() != '\\')
-			tempPath.pop_back();
-
-		TextureTGA tempTex(std::string(tempPath + vModels.front()->texture).c_str());
-		glTexImage2D(GL_TEXTURE_2D,
-					 0,
-					 tempTex.hasAlpha() ? GL_RGBA : GL_RGB,
-					 tempTex.getWidth(),
-					 tempTex.getHeight(),
-					 0, tempTex.hasAlpha() ? GL_BGRA : GL_BGR,
-					 GL_UNSIGNED_BYTE,
-					 tempTex.getData().data()
-					);
-	}
-	catch (std::invalid_argument e)
-	{
-		GLubyte solidColor[4] = { 255, 0, 0, 255};
-		glTexImage2D(GL_TEXTURE_2D,
-					 0,
-					 GL_RGBA,
-					 1,
-					 1,
-					 0,
-					 GL_RGBA,
-					 GL_UNSIGNED_BYTE,
-					 (const GLvoid*)solidColor
-					);
-	}
-
-	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
-	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
-	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
-	glGenerateMipmap(GL_TEXTURE_2D);
-
-	////TODO: for all
 	std::vector<Vertex> tempBufferData;
 
 	for (auto& it : vModels)
@@ -351,6 +317,7 @@ void OpenGLController::loadMsh(const char * path)
 		}
 	}
 
+	// fill the buffer
 	glBindBuffer(GL_ARRAY_BUFFER, gluiVertexBufferID);
 	glBufferData(
 		GL_ARRAY_BUFFER,
@@ -360,4 +327,59 @@ void OpenGLController::loadMsh(const char * path)
 	);
 	glBindBuffer(GL_ARRAY_BUFFER, 0);
 
+
+	// get textures
+	for (auto& it : vModels)
+	{
+		textureData* tempData = new textureData;
+		try
+		{
+			if (it->texture == "")
+				throw std::invalid_argument("no texture name");
+
+			std::string tempPath = path;
+
+			while (tempPath.back() != '/' && tempPath.back() != '\\')
+				tempPath.pop_back();
+
+			TextureTGA tempTex(std::string(tempPath + vModels.front()->texture).c_str());
+
+			tempData->alpha = tempTex.hasAlpha();
+			tempData->width = tempTex.getWidth();
+			tempData->height = tempTex.getHeight();
+			tempData->data = tempTex.getData().data();
+			
+		}
+		catch (std::invalid_argument e)
+		{
+			GLubyte solidColor[4] = { 0, 0, 255, 255 };
+			tempData->alpha = true;
+			tempData->width = 1;
+			tempData->height = 1;
+			tempData->data = (const GLvoid*)solidColor;
+		}
+
+		vTextures.push_back(tempData);
+	}
+
+	glTexImage2D(GL_TEXTURE_2D,
+		0,
+		vTextures.front()->alpha ? GL_RGBA : GL_RGB,
+		vTextures.front()->width,
+		vTextures.front()->height,
+		0,
+		vTextures.front()->alpha ? GL_BGRA : GL_BGR,
+		GL_UNSIGNED_BYTE,
+		vTextures.front()->data
+	);
+
+	// set some texture parameters
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
+	glGenerateMipmap(GL_TEXTURE_2D);
+
+	
+
 }