introduce matrix class and use it

src/framework/application.cpp

@@ -199,16 +199,13 @@ void Application::exit()
 void Application::poll()
 {
     // poll input events
-    if(m_appFlags & Fw::AppEnableGraphics)
+    if(m_appFlags & Fw::AppEnableGraphics) {
         g_window.poll();
+        g_particleManager.update();
+    }
 
-    // poll network events
     Connection::poll();
-
-    // poll application genareted events
     g_dispatcher.poll();
-
-    g_particleManager.update();
 }
 
 void Application::render()
@@ -221,8 +218,8 @@ void Application::render()
 
 void Application::resize(const Size& size)
 {
-    g_ui.resize(size);
     g_graphics.resize(size);
+    g_ui.resize(size);
 }
 
 void Application::inputEvent(const InputEvent& event)

src/framework/global.h

@@ -36,6 +36,7 @@
 #include "util/color.h"
 #include "util/rect.h"
 #include "util/size.h"
+#include "util/matrix.h"
 
 // logger
 #include "core/logger.h"

src/framework/graphics/coordsbuffer.h

@@ -40,8 +40,8 @@ public:
 
     void cacheVertexArrays();
 
-    GLfloat *getVertices() const { return m_vertices.vertices(); }
+    float *getVertices() const { return m_vertices.vertices(); }
-    GLfloat *getTextureCoords() const { return m_textureCoords.vertices(); }
+    float *getTextureCoords() const { return m_textureCoords.vertices(); }
     int getVertexCount() const { return m_vertices.vertexCount(); }
     int getTextureCoordsCount() const { return m_textureCoords.vertexCount(); }
 

src/framework/graphics/framebuffer.cpp

@@ -24,28 +24,15 @@
 #include "graphics.h"
 #include "texture.h"
 
-FrameBuffer::FrameBuffer(int width, int height)
+uint FrameBuffer::boundFbo = 0;
-{
-    // create FBO texture
-    m_texture = TexturePtr(new Texture(width, height, 4));
-    m_texture->enableBilinearFilter();
 
-    // generate FBO
+FrameBuffer::FrameBuffer(const Size& size)
+{
     glGenFramebuffers(1, &m_fbo);
     if(!m_fbo)
         logFatal("Unable to create framebuffer object");
 
-    glBindFramebuffer(GL_FRAMEBUFFER, m_fbo);
+    resize(size);
-
-    // attach 2D texture to this FBO
-    glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, m_texture->getId(), 0);
-
-    GLenum status = glCheckFramebufferStatus(GL_FRAMEBUFFER);
-    if(status != GL_FRAMEBUFFER_COMPLETE)
-        logFatal("Unable to create framebuffer object");
-
-    // restore back buffer
-    glBindFramebuffer(GL_FRAMEBUFFER, 0);
 }
 
 FrameBuffer::~FrameBuffer()
@@ -53,25 +40,60 @@ FrameBuffer::~FrameBuffer()
     glDeleteFramebuffers(1, &m_fbo);
 }
 
-void FrameBuffer::bind()
+void FrameBuffer::resize(const Size& size)
 {
-    glBindFramebuffer(GL_FRAMEBUFFER, m_fbo);
+    internalBind();
-    glClear(GL_COLOR_BUFFER_BIT);
+    m_texture = TexturePtr(new Texture(size.width(), size.height(), 4));
-    glViewport(0, 0, m_texture->getWidth(), m_texture->getHeight());
+    m_texture->enableBilinearFilter();
-    g_painter.updateProjectionMatrix(m_texture->getSize(), true);
+    glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, m_texture->getId(), 0);
+
+    GLenum status = glCheckFramebufferStatus(GL_FRAMEBUFFER);
+    if(status != GL_FRAMEBUFFER_COMPLETE)
+        logFatal("Unable to setup framebuffer object");
+    internalRelease();
+}
+
+void FrameBuffer::bind(bool clear)
+{
+    internalBind();
+    Matrix3 projectionMatrix = { 2.0f/m_texture->getWidth(),  0.0f,                         0.0f,
+                                 0.0f,                        2.0f/m_texture->getHeight(),  0.0f,
+                                -1.0f,                       -1.0f,                         0.0f };
+
+    m_oldProjectionMatrix = g_painter.getProjectionMatrix();
+    m_oldViewportSize = g_graphics.getViewportSize();
+    g_painter.setProjectionMatrix(projectionMatrix);
+    g_graphics.setViewportSize(m_texture->getSize());
+
+    if(clear)
+        glClear(GL_COLOR_BUFFER_BIT);
 }
 
 void FrameBuffer::release()
 {
-    // bind back buffer again
+    internalRelease();
-    glBindFramebuffer(GL_FRAMEBUFFER, 0);
+    g_painter.setProjectionMatrix(m_oldProjectionMatrix);
-
+    g_graphics.setViewportSize(m_oldViewportSize);
-    // restore graphics viewport
-    glViewport(0, 0, g_graphics.getViewportSize().width(), g_graphics.getViewportSize().height());
-    g_painter.updateProjectionMatrix(g_graphics.getViewportSize());
 }
 
 void FrameBuffer::draw(const Rect& dest)
 {
     g_painter.drawTexturedRect(dest, m_texture);
 }
+
+void FrameBuffer::internalBind()
+{
+    if(boundFbo == m_fbo)
+        return;
+    assert(boundFbo != m_fbo);
+    glBindFramebuffer(GL_FRAMEBUFFER, m_fbo);
+    m_prevBoundFbo = boundFbo;
+    boundFbo = m_fbo;
+}
+
+void FrameBuffer::internalRelease()
+{
+    assert(boundFbo == m_fbo);
+    glBindFramebuffer(GL_FRAMEBUFFER, m_prevBoundFbo);
+    boundFbo = m_prevBoundFbo;
+}

src/framework/graphics/framebuffer.h

@@ -28,20 +28,28 @@
 class FrameBuffer
 {
 public:
-    FrameBuffer(int width, int height);
+    FrameBuffer(const Size& size);
     virtual ~FrameBuffer();
-
+    
-    void bind();
+    void resize(const Size& size);
+    void bind(bool clear = true);
     void release();
     void draw(const Rect& dest);
 
     TexturePtr getTexture() { return m_texture; }
 
 private:
+    void internalBind();
+    void internalRelease();
+
     TexturePtr m_texture;
     TexturePtr m_screenBackup;
+    Matrix3 m_oldProjectionMatrix;
+    Size m_oldViewportSize;
     uint m_fbo;
-    bool m_fallbackOldImp;
+    uint m_prevBoundFbo;
+
+    static uint boundFbo;
 };
 
 #endif

src/framework/graphics/glbuffer.cpp

@@ -1,41 +0,0 @@
-/*
- * Copyright (c) 2010-2011 OTClient <https://github.com/edubart/otclient>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#include "glbuffer.h"
-
-GLBuffer::GLBuffer()
-{
-    glGenBuffers(1, &m_id);
-    if(!m_id)
-        logFatal("Unable to create a simple GL buffer");
-}
-
-void GLBuffer::bind()
-{
-    gl
-}
-
-void GLBuffer::release()
-{
-
-}
-

src/framework/graphics/glbuffer.h

@@ -1,44 +0,0 @@
-/*
- * Copyright (c) 2010-2011 OTClient <https://github.com/edubart/otclient>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#ifndef GLBUFFER_H
-#define GLBUFFER_H
-
-#include "declarations.h"
-
-class GLBuffer
-{
-public:
-    GLBuffer();
-    ~GLBuffer();
-
-    void write(const
-    void bind();
-    void release();
-
-    GLuint bufferId();
-
-private:
-    GLuint m_id;
-};
-
-#endif

src/framework/graphics/graphics.cpp

@@ -24,21 +24,18 @@
 
 #include <framework/graphics/graphics.h>
 #include <framework/graphics/texture.h>
+#include <framework/platform/platformwindow.h>
 
 Graphics g_graphics;
 
 void Graphics::init()
 {
-    // setup opengl
     glEnable(GL_BLEND);
     glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
 
     logInfo("GPU ", glGetString(GL_RENDERER));
     logInfo("OpenGL ", glGetString(GL_VERSION));
 
-    //if(!isExtensionSupported("GL_ARB_framebuffer_object"))
-    //    logFatal("Your graphics card is not supported.");
-
     m_emptyTexture = TexturePtr(new Texture);
 
     g_painter.init();
@@ -60,9 +57,26 @@ bool Graphics::isExtensionSupported(const char *extension)
 
 void Graphics::resize(const Size& size)
 {
-    glViewport(0, 0, size.width(), size.height());
+    setViewportSize(size);
-    g_painter.updateProjectionMatrix(size);
+
-    m_viewportSize = size;
+    // The projection matrix converts from Painter's coordinate system to GL's coordinate system
+    //    * GL's viewport is 2x2, Painter's is width x height
+    //    * GL has +y -> -y going from bottom -> top, Painter is the other way round
+    //    * GL has [0,0] in the center, Painter has it in the top-left
+    //
+    // This results in the Projection matrix below.
+    //
+    //                Projection Matrix                   Painter Coord   GL Coord
+    // ------------------------------------------------     ---------     ---------
+    // | 2.0 / width  |      0.0      |     -1.0      |     |   x   |     |   x'  |
+    // |     0.0      | -2.0 / height |      1.0      |  *  |   y   |  =  |   y'  |
+    // |     0.0      |      0.0      |      0.0      |     |   1   |     |   0   |
+    // ------------------------------------------------     ---------     ---------
+    Matrix3 projectionMatrix = { 2.0f/size.width(),  0.0f,                -1.0f,
+                                 0.0f,              -2.0f/size.height(),   1.0f,
+                                 0.0f,               0.0f,                 0.0f };
+    projectionMatrix.transpose();
+    g_painter.setProjectionMatrix(projectionMatrix);
 }
 
 void Graphics::beginRender()
@@ -74,3 +88,9 @@ void Graphics::endRender()
 {
 }
 
+void Graphics::setViewportSize(const Size& size)
+{
+    glViewport(0, 0, size.width(), size.height());
+    m_viewportSize = size;
+}
+

src/framework/graphics/graphics.h

@@ -38,7 +38,9 @@ public:
     void beginRender();
     void endRender();
 
-    const Size& getViewportSize() const { return m_viewportSize; }
+    void setViewportSize(const Size& size);
+
+    const Size& getViewportSize() { return m_viewportSize; }
     TexturePtr getEmptyTexture() { return m_emptyTexture; }
 
 private:

src/framework/graphics/painter.cpp

@@ -53,35 +53,6 @@ void Painter::terminate()
     m_drawSolidColorProgram.reset();
 }
 
-void Painter::updateProjectionMatrix(const Size& viewportSize, bool inverseYAxis)
-{
-    // The projection matrix converts from Painter's coordinate system to GL's coordinate system
-    //    * GL's viewport is 2x2, Painter's is width x height
-    //    * GL has +y -> -y going from bottom -> top, Painter is the other way round
-    //    * GL has [0,0] in the center, Painter has it in the top-left
-    //
-    // This results in the Projection matrix below, which is multiplied by the painter's
-    // transformation matrix, as shown below:
-    //
-    //                Projection Matrix                   Painter Coord   GL Coord
-    // ------------------------------------------------     ---------     ---------
-    // | 2.0 / width  |      0.0      |     -1.0      |     |   x   |     |   y'  |
-    // |     0.0      | -2.0 / height |      1.0      |  *  |   y   |  =  |   x'  |
-    // |     0.0      |      0.0      |      0.0      |     |   1   |     |   0   |
-    // ------------------------------------------------     ---------     ---------
-    float w = viewportSize.width();
-    float h = viewportSize.height();
-    if(inverseYAxis) {
-        m_projectionMatrix[0][0] = 2.0f/w;  m_projectionMatrix[0][1] = 0.0f;    m_projectionMatrix[0][2] =-1.0f;
-        m_projectionMatrix[1][0] = 0.0f;    m_projectionMatrix[1][1] = 2.0f/h;  m_projectionMatrix[1][2] =-1.0f;
-        m_projectionMatrix[2][0] = 0.0f;    m_projectionMatrix[2][1] = 0.0f;    m_projectionMatrix[2][2] = 0.0f;
-    } else {
-        m_projectionMatrix[0][0] = 2.0f/w;  m_projectionMatrix[0][1] = 0.0f;    m_projectionMatrix[0][2] =-1.0f;
-        m_projectionMatrix[1][0] = 0.0f;    m_projectionMatrix[1][1] =-2.0f/h;  m_projectionMatrix[1][2] = 1.0f;
-        m_projectionMatrix[2][0] = 0.0f;    m_projectionMatrix[2][1] = 0.0f;    m_projectionMatrix[2][2] = 0.0f;
-    }
-}
-
 void Painter::drawProgram(const PainterShaderProgramPtr& program, CoordsBuffer& coordsBuffer, PainterShaderProgram::DrawMode drawMode)
 {
     coordsBuffer.cacheVertexArrays();

src/framework/graphics/painter.h

@@ -40,8 +40,6 @@ public:
     void init();
     void terminate();
 
-    void updateProjectionMatrix(const Size& viewportSize, bool inverseYAxis = false);
-
     void drawProgram(const PainterShaderProgramPtr& program, CoordsBuffer& coordsBuffer, PainterShaderProgram::DrawMode drawMode = PainterShaderProgram::Triangles);
     void drawTextureCoords(CoordsBuffer& coordsBuffer, const TexturePtr& texture);
     void drawTexturedRect(const Rect& dest, const TexturePtr& texture);
@@ -59,16 +57,17 @@ public:
     void setCustomProgram(PainterShaderProgramPtr program);
     void releaseCustomProgram() { m_customProgram = nullptr; }
     void setCompositionMode(CompositionMode compositionMode);
-
+    
-    GLfloat *getProjectionMatrix() { return (GLfloat*)m_projectionMatrix; }
+    void setProjectionMatrix(const Matrix3& projectionMatrix) { m_projectionMatrix = projectionMatrix; }
+    Matrix3 getProjectionMatrix() { return m_projectionMatrix; }
 
 private:
     PainterShaderProgramPtr m_drawTexturedProgram;
     PainterShaderProgramPtr m_drawSolidColorProgram;
     PainterShaderProgramPtr m_customProgram;
-    GLfloat m_projectionMatrix[3][3];
+    Matrix3 m_projectionMatrix;
     Color m_currentColor;
-    GLfloat m_currentOpacity;
+    float m_currentOpacity;
     CoordsBuffer m_coordsBuffer;
 };
 

src/framework/graphics/paintershaderprogram.cpp

@@ -42,10 +42,10 @@ bool PainterShaderProgram::link()
     return false;
 }
 
-void PainterShaderProgram::setProjectionMatrix(float projectionMatrix[3][3])
+void PainterShaderProgram::setProjectionMatrix(const Matrix3& projectionMatrix)
 {
     bind();
-    setUniformValue(PROJECTION_MATRIX_UNIFORM, projectionMatrix, true);
+    setUniformValue(PROJECTION_MATRIX_UNIFORM, projectionMatrix);
 }
 
 void PainterShaderProgram::setColor(const Color& color)
@@ -54,7 +54,7 @@ void PainterShaderProgram::setColor(const Color& color)
     setUniformValue(COLOR_UNIFORM, color);
 }
 
-void PainterShaderProgram::setOpacity(GLfloat opacity)
+void PainterShaderProgram::setOpacity(float opacity)
 {
     bind();
     setUniformValue(OPACITY_UNIFORM, opacity);
@@ -74,24 +74,23 @@ void PainterShaderProgram::setTexture(const TexturePtr& texture)
     if(!texture)
         return;
 
-    float w = texture->getGlSize().width();
+    float w = texture->getWidth();
-    float h = texture->getGlSize().height();
+    float h = texture->getHeight();
 
-    GLfloat textureTransformMatrix[2][2] = {
+    Matrix2 textureTransformMatrix = { 1.0f/w,  0.0f,
-        { 1.0f/w,  0.0f   },
+                                       0.0f,    1.0f/h };
-        { 0.0f,    1.0f/h }
+    textureTransformMatrix.transpose();
-    };
 
     bind();
     setUniformTexture(TEXTURE_UNIFORM, texture, 0);
-    setUniformValue(TEXTURE_TRANSFORM_MATRIX_UNIFORM, textureTransformMatrix, true);
+    setUniformValue(TEXTURE_TRANSFORM_MATRIX_UNIFORM, textureTransformMatrix);
 }
 
 void PainterShaderProgram::draw(const CoordsBuffer& coordsBuffer, DrawMode drawMode)
 {
     assert(bind());
 
-    setUniformValue(TICKS_UNIFORM, (GLfloat)g_clock.ticks());
+    setUniformValue(TICKS_UNIFORM, (float)g_clock.ticks());
 
     int numVertices = coordsBuffer.getVertexCount();
     if(numVertices == 0)

src/framework/graphics/paintershaderprogram.h

@@ -46,9 +46,9 @@ public:
 
     bool link();
 
-    void setProjectionMatrix(GLfloat projectionMatrix[3][3]);
+    void setProjectionMatrix(const Matrix3& projectionMatrix);
     void setColor(const Color& color);
-    void setOpacity(GLfloat opacity);
+    void setOpacity(float opacity);
     void setTexture(const TexturePtr& texture);
     void setUniformTexture(int location, const TexturePtr& texture, int index);
     void draw(const CoordsBuffer& coordsBuffer, DrawMode drawMode = Triangles);

src/framework/graphics/shaderprogram.h

@@ -53,31 +53,31 @@ public:
     void bindAttributeLocation(int location, const char *name);
     void bindUniformLocation(int location, const char *name);
 
-    void setAttributeArray(int location, const GLfloat *values, int size, int stride = 0) { glVertexAttribPointer(location, size, GL_FLOAT, GL_FALSE, stride, values); }
+    void setAttributeArray(int location, const float *values, int size, int stride = 0) { glVertexAttribPointer(location, size, GL_FLOAT, GL_FALSE, stride, values); }
-    void setAttributeValue(int location, GLfloat value) { glVertexAttrib1f(location, value); }
+    void setAttributeValue(int location, float value) { glVertexAttrib1f(location, value); }
-    void setAttributeValue(int location, GLfloat x, GLfloat y) { glVertexAttrib2f(location, x, y); }
+    void setAttributeValue(int location, float x, float y) { glVertexAttrib2f(location, x, y); }
-    void setAttributeValue(int location, GLfloat x, GLfloat y, GLfloat z) { glVertexAttrib3f(location, x, y, z); }
+    void setAttributeValue(int location, float x, float y, float z) { glVertexAttrib3f(location, x, y, z); }
-    void setAttributeArray(const char *name, const GLfloat *values, int size, int stride = 0) { glVertexAttribPointer(getAttributeLocation(name), size, GL_FLOAT, GL_FALSE, stride, values); }
+    void setAttributeArray(const char *name, const float *values, int size, int stride = 0) { glVertexAttribPointer(getAttributeLocation(name), size, GL_FLOAT, GL_FALSE, stride, values); }
-    void setAttributeValue(const char *name, GLfloat value) { glVertexAttrib1f(getAttributeLocation(name), value); }
+    void setAttributeValue(const char *name, float value) { glVertexAttrib1f(getAttributeLocation(name), value); }
-    void setAttributeValue(const char *name, GLfloat x, GLfloat y) { glVertexAttrib2f(getAttributeLocation(name), x, y); }
+    void setAttributeValue(const char *name, float x, float y) { glVertexAttrib2f(getAttributeLocation(name), x, y); }
-    void setAttributeValue(const char *name, GLfloat x, GLfloat y, GLfloat z) { glVertexAttrib3f(getAttributeLocation(name), x, y, z); }
+    void setAttributeValue(const char *name, float x, float y, float z) { glVertexAttrib3f(getAttributeLocation(name), x, y, z); }
 
     void setUniformValue(int location, const Color& color) { glUniform4f(m_uniformLocations[location], color.r() / 255.0f, color.g() / 255.0f, color.b() / 255.0f, color.a() / 255.0f); }
     void setUniformValue(int location, GLint value) { glUniform1i(m_uniformLocations[location], value); }
-    void setUniformValue(int location, GLfloat value) { glUniform1f(m_uniformLocations[location], value); }
+    void setUniformValue(int location, float value) { glUniform1f(m_uniformLocations[location], value); }
-    void setUniformValue(int location, GLfloat x, GLfloat y) { glUniform2f(m_uniformLocations[location], x, y); }
+    void setUniformValue(int location, float x, float y) { glUniform2f(m_uniformLocations[location], x, y); }
-    void setUniformValue(int location, GLfloat x, GLfloat y, GLfloat z) { glUniform3f(m_uniformLocations[location], x, y, z); }
+    void setUniformValue(int location, float x, float y, float z) { glUniform3f(m_uniformLocations[location], x, y, z); }
-    void setUniformValue(int location, GLfloat x, GLfloat y, GLfloat z, GLfloat w) { glUniform4f(m_uniformLocations[location], x, y, z, w); }
+    void setUniformValue(int location, float x, float y, float z, float w) { glUniform4f(m_uniformLocations[location], x, y, z, w); }
-    void setUniformValue(int location, GLfloat mat2[2][2], bool transpose) { glUniformMatrix2fv(m_uniformLocations[location], 1, transpose ? GL_TRUE : GL_FALSE, (GLfloat *)mat2); }
+    void setUniformValue(int location, const Matrix2& mat) { glUniformMatrix2fv(m_uniformLocations[location], 1, GL_FALSE, mat.data()); }
-    void setUniformValue(int location, GLfloat mat3[3][3], bool transpose) { glUniformMatrix3fv(m_uniformLocations[location], 1, transpose ? GL_TRUE : GL_FALSE, (GLfloat *)mat3); }
+    void setUniformValue(int location, const Matrix3& mat) { glUniformMatrix3fv(m_uniformLocations[location], 1, GL_FALSE, mat.data()); }
     void setUniformValue(const char *name, const Color& color) { glUniform4f(glGetUniformLocation(m_programId, name), color.r() / 255.0f, color.g() / 255.0f, color.b() / 255.0f, color.a() / 255.0f); }
     void setUniformValue(const char *name, GLint value) { glUniform1i(glGetUniformLocation(m_programId, name), value); }
-    void setUniformValue(const char *name, GLfloat value) { glUniform1f(glGetUniformLocation(m_programId, name), value); }
+    void setUniformValue(const char *name, float value) { glUniform1f(glGetUniformLocation(m_programId, name), value); }
-    void setUniformValue(const char *name, GLfloat x, GLfloat y) { glUniform2f(glGetUniformLocation(m_programId, name), x, y); }
+    void setUniformValue(const char *name, float x, float y) { glUniform2f(glGetUniformLocation(m_programId, name), x, y); }
-    void setUniformValue(const char *name, GLfloat x, GLfloat y, GLfloat z) { glUniform3f(glGetUniformLocation(m_programId, name), x, y, z); }
+    void setUniformValue(const char *name, float x, float y, float z) { glUniform3f(glGetUniformLocation(m_programId, name), x, y, z); }
-    void setUniformValue(const char *name, GLfloat x, GLfloat y, GLfloat z, GLfloat w) { glUniform4f(glGetUniformLocation(m_programId, name), x, y, z, w); }
+    void setUniformValue(const char *name, float x, float y, float z, float w) { glUniform4f(glGetUniformLocation(m_programId, name), x, y, z, w); }
-    void setUniformValue(const char *name, GLfloat mat2[2][2], bool transpose = false) { glUniformMatrix2fv(glGetUniformLocation(m_programId, name), 1, transpose ? GL_TRUE : GL_FALSE, (GLfloat *)mat2); }
+    void setUniformValue(const char *name, const Matrix2& mat) { glUniformMatrix2fv(glGetUniformLocation(m_programId, name), 1, GL_FALSE, mat.data()); }
-    void setUniformValue(const char *name, GLfloat mat3[3][3], bool transpose = false) { glUniformMatrix3fv(glGetUniformLocation(m_programId, name), 1, transpose ? GL_TRUE : GL_FALSE, (GLfloat *)mat3); }
+    void setUniformValue(const char *name, const Matrix3& mat) { glUniformMatrix3fv(glGetUniformLocation(m_programId, name), 1, GL_FALSE, mat.data()); }
 
     // Point, PointF, Color, Size, SizeF,
     bool isLinked() { return m_linked; }

src/framework/graphics/texture.cpp

@@ -22,6 +22,7 @@
 
 #include "texture.h"
 #include "graphics.h"
+#include "framebuffer.h"
 
 Texture::Texture()
 {
@@ -64,32 +65,6 @@ uint Texture::internalLoadGLTexture(uchar *pixels, int channels, int width, int
     glGenTextures(1, &id);
     glBindTexture(GL_TEXTURE_2D, id);
 
-    std::vector<uint8> tmp;
-
-    // old opengl drivers only accept power of two dimensions
-    /*
-    if(!g_painter.isExtensionSupported("GL_ARB_texture_non_power_of_two")) {
-        int glWidth = 1;
-        while(glWidth < width)
-            glWidth = glWidth << 1;
-
-        int glHeight = 1;
-        while(glHeight < height)
-            glHeight = glHeight << 1;
-
-        if(m_size != m_glSize && pixels) {
-            tmp.resize(glHeight*glWidth*channels, 0);
-            for(int y=0; y<height; ++y)
-                for(int x=0; x<width; ++x)
-                    for(int i=0; i<channels; ++i)
-                        tmp[y*glWidth*channels+x*channels+i] = pixels[y*width*channels+x*channels+i];
-            pixels = &tmp[0];
-        }
-
-        m_glSize.resize(glWidth, glHeight);
-    } else */
-        m_glSize = m_size;
-
     // detect pixels GL format
     GLenum format = 0;
     switch(channels) {
@@ -108,7 +83,7 @@ uint Texture::internalLoadGLTexture(uchar *pixels, int channels, int width, int
     }
 
     // load pixels into gl memory
-    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, m_glSize.width(), m_glSize.height(), 0, format, GL_UNSIGNED_BYTE, pixels);
+    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, m_size.width(), m_size.height(), 0, format, GL_UNSIGNED_BYTE, pixels);
 
     // disable texture border
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
@@ -130,16 +105,12 @@ void Texture::enableBilinearFilter()
 
 std::vector<uint8> Texture::getPixels()
 {
-    // copy pixels from opengl memory
+    // hack to copy pixels from opengl memory
-    std::vector<uint8> pixels(m_glSize.area()*4, 0);
+    FrameBufferPtr fb(new FrameBuffer(m_size));
-    glBindTexture(GL_TEXTURE_2D, m_textureId);
+    std::vector<uint8> pixels(m_size.area()*4, 0);
-    glGetTexImage(GL_TEXTURE_2D, 0, GL_RGBA, GL_UNSIGNED_BYTE, &pixels[0]);
+    fb->bind();
-
+    g_painter.drawTexturedRect(Rect(0,0,m_size), shared_from_this());
-    // convert pixels to the real texture size
+    glReadPixels(0, 0, m_size.width(), m_size.height(), GL_RGBA, GL_UNSIGNED_BYTE, &pixels[0]);
-    if(m_size != m_glSize)
+    fb->release();
-        for(int y=0; y<m_size.height(); ++y)
-            for(int x=0; x<m_size.width(); ++x)
-                for(int i=0; i<4; ++i)
-                    pixels[y*m_size.width()*4+x*4+i] = pixels[y*m_glSize.width()*4+x*4+i];
     return pixels;
 }

src/framework/graphics/texture.h

@@ -28,24 +28,18 @@
 class Texture : public std::enable_shared_from_this<Texture>
 {
 public:
-    /// Create a texture, width and height must be a multiple of 2
     Texture();
     Texture(int width, int height, int channels, uchar* pixels = NULL);
     virtual ~Texture();
 
-    /// Enable texture bilinear filter (smooth scaled textures)
     virtual void enableBilinearFilter();
-
-    /// Get OpenGL texture id
     GLuint getId()  { return m_textureId; }
 
-    /// Copy pixels from OpenGL texture
     std::vector<uint8> getPixels();
 
     int getWidth() { return m_size.width(); }
     int getHeight() { return m_size.height(); }
     const Size& getSize() { return m_size; }
-    const Size& getGlSize() { return m_glSize; }
 
     bool isEmpty() const { return m_textureId == 0; }
 
@@ -54,7 +48,6 @@ protected:
 
     GLuint m_textureId;
     Size m_size;
-    Size m_glSize;
 };
 
 #endif

src/framework/graphics/textureglyphcache.cpp

@@ -1,24 +0,0 @@
-/*
- * Copyright (c) 2010-2011 OTClient <https://github.com/edubart/otclient>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#include "textureglyphcache.h"
-

src/framework/graphics/textureglyphcache.h

@@ -1,30 +0,0 @@
-/*
- * Copyright (c) 2010-2011 OTClient <https://github.com/edubart/otclient>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#ifndef TEXTUREGLYPHCACHE_H
-#define TEXTUREGLYPHCACHE_H
-
-class TextureGlyphCache
-{
-};
-
-#endif

src/framework/graphics/texturemanager.h

@@ -28,10 +28,8 @@
 class TextureManager
 {
 public:
-    /// Load a texture from file, if is already loaded, it will be retrieved from cache
     TexturePtr getTexture(const std::string& textureFile);
 
-    /// Load a png textures
     static TexturePtr loadPNG(std::stringstream& file);
 
 private:

src/framework/graphics/vertexarray.h

@@ -29,12 +29,12 @@
 class VertexArray
 {
 public:
-    inline void addVertex(GLfloat x, GLfloat y) {  m_buffer << x << y; }
+    inline void addVertex(float x, float y) { m_buffer << x << y; }
     inline void addRect(const Rect& rect) {
-        GLfloat top = rect.top();
+        float top = rect.top();
-        GLfloat right = rect.right()+1;
+        float right = rect.right()+1;
-        GLfloat bottom = rect.bottom()+1;
+        float bottom = rect.bottom()+1;
-        GLfloat left = rect.left();
+        float left = rect.left();
 
         addVertex(left, top);
         addVertex(right, top);
@@ -45,10 +45,10 @@ public:
     }
 
     inline void addQuad(const Rect& rect) {
-        GLfloat top = rect.top();
+        float top = rect.top();
-        GLfloat right = rect.right()+1;
+        float right = rect.right()+1;
-        GLfloat bottom = rect.bottom()+1;
+        float bottom = rect.bottom()+1;
-        GLfloat left = rect.left();
+        float left = rect.left();
 
         addVertex(left, top);
         addVertex(right, top);
@@ -57,11 +57,11 @@ public:
     }
 
     void clear() { m_buffer.reset(); }
-    GLfloat *vertices() const { return m_buffer.data(); }
+    float *vertices() const { return m_buffer.data(); }
     int vertexCount() const { return m_buffer.size() / 2; }
 
 private:
-    DataBuffer<GLfloat> m_buffer;
+    DataBuffer<float> m_buffer;
 };
 
 #endif

src/framework/util/matrix.h

@@ -0,0 +1,205 @@
+/*
+ * Copyright (c) 2010-2011 OTClient <https://github.com/edubart/otclient>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef MATRIX_H
+#define MATRIX_H
+
+#include <array>
+#include <cstring>
+#include <initializer_list>
+#include <sstream>
+
+template<int N, int M, typename T = float>
+class Matrix
+{
+public:
+    Matrix() { setIdentity(); }
+    Matrix(const Matrix<N,M,T>& other) = default;
+    template<typename U>
+    Matrix(const std::initializer_list<U>& values) { *this = values; }
+    template<typename U>
+    Matrix(const U *values) { *this = values; }
+
+    void setIdentity();
+    bool isIdentity() const;
+    void fill(T value);
+
+    Matrix<M,N,T> transposed() const;
+    typename std::enable_if<N==M>::type transpose() { *this = transposed(); }
+
+    T *data() { return m[0]; }
+    const T *data() const { return m[0]; }
+    
+    T& operator()(int row, int column) { return m[row-1][column-1]; }
+    T operator()(int row, int column) const { return m[row-1][column-1]; }
+
+    Matrix<N,M,T>& operator=(const Matrix<N,M,T>& other) = default;
+    template<typename U>
+    Matrix<N,M,T>& operator=(const std::initializer_list<U>& values);
+    template<typename U>
+    Matrix<N,M,T>& operator=(const U *values);
+    Matrix<N,M,T>& operator+=(const Matrix<N,M,T>& other);
+    Matrix<N,M,T>& operator-=(const Matrix<N,M,T>& other);
+    Matrix<N,M,T>& operator*=(T factor);
+    Matrix<N,M,T>& operator/=(T divisor);
+    bool operator==(const Matrix<N,M,T>& other) const;
+    bool operator!=(const Matrix<N,M,T>& other) const;
+
+private:
+    Matrix(int) {} // construct without initializing identity matrix
+    T m[N][M];
+};
+
+template<int N, int M, typename T>
+void Matrix<N,M,T>::setIdentity() {
+    for(int i=0;i<N;++i) {
+        for(int j=0;j<M;++j) {
+            if(i==j)
+                m[i][j] = 1.0f;
+            else
+                m[i][j] = 0.0f;
+        }
+    }
+}
+
+template<int N, int M, typename T>
+bool Matrix<N,M,T>::isIdentity() const {
+    for(int i=0;i<N;++i) {
+        for(int j=0;j<M;++j) {
+            if((i==j && m[i][j] != 1.0f) || (i!=j && m[i][j] != 0.0f))
+                return false;
+        }
+    }
+    return true;
+}
+
+template<int N, int M, typename T>
+void Matrix<N,M,T>::fill(T value) {
+    for(int i=0;i<N*M;++i)
+        m[0][i] = value;
+}
+
+template<int N, int M, typename T>
+Matrix<M,N,T> Matrix<N,M,T>::transposed() const {
+    Matrix<M,N,T> result(1);
+    for(int i=0;i<N;++i)
+        for(int j=0;j<M;++j)
+            result.m[j][i] = m[i][j];
+        return result;
+}
+
+template<int N, int M, typename T>
+template<typename U>
+Matrix<N,M,T>& Matrix<N,M,T>::operator=(const std::initializer_list<U>& values) {
+    auto it = values.begin();
+    for(int i=0;i<N*M;++i)
+        m[0][i] = *(it++);
+    return *this;
+}
+
+template<int N, int M, typename T>
+template<typename U>
+Matrix<N,M,T>& Matrix<N,M,T>::operator=(const U *values) {
+    for(int i=0;i<N;++i)
+        for(int j=0;j<M;++j)
+            m[i][j] = values[i*N + j];
+        return *this;
+}
+
+template<int N, int M, typename T>
+Matrix<N,M,T>& Matrix<N,M,T>::operator+=(const Matrix<N,M,T>& other) {
+    for(int i=0;i<N*M;++i)
+        m[0][i] += other.m[0][i];
+    return *this;
+}
+
+template<int N, int M, typename T>
+Matrix<N,M,T>& Matrix<N,M,T>::operator-=(const Matrix<N,M,T>& other) {
+    for(int i=0;i<N*M;++i)
+        m[0][i] -= other.m[0][i];
+    return *this;
+}
+
+template<int N, int M, typename T>
+Matrix<N,M,T>& Matrix<N,M,T>::operator*=(T factor) {
+    for(int i=0;i<N*M;++i)
+        m[0][i] *= factor;
+    return *this;
+}
+
+template<int N, int M, typename T>
+Matrix<N,M,T>& Matrix<N,M,T>::operator/=(T divisor) {
+    for(int i=0;i<N*M;++i)
+        m[0][i] /= divisor;
+    return *this;
+}
+
+template<int N, int M, typename T>
+bool Matrix<N,M,T>::operator==(const Matrix<N,M,T>& other) const
+{
+    for(int i=0;i<N*M;++i)
+        if(m[0][i] != other.m[0][i])
+            return false;
+        return true;
+}
+
+template<int N, int M, typename T>
+bool Matrix<N,M,T>::operator!=(const Matrix<N,M,T>& other) const
+{
+    for(int i=0;i<N*M;++i)
+        if(m[0][i] != other.m[0][i])
+            return true;
+        return false;
+}
+
+template<int N, int M, typename T>
+std::ostream& operator<<(std::ostream& out, const Matrix<N,M,T>& mat)
+{
+    for(int i=0;i<N;++i) {
+        for(int j=0;j<M;++j) {
+            out << mat(i,j);
+            if(j+1 != M)
+                out << " ";
+        }
+        out << "\n";
+    }
+    return out;
+}
+
+template<int N, int M, typename T>
+std::istream& operator>>(std::istream& in, Matrix<N,M,T>& mat)
+{
+    for(int i=0;i<N;++i)
+        for(int j=0;j<M;++j)
+            in >> mat(i,j);
+        return in;
+}
+
+typedef Matrix<4,4> Matrix4x4;
+typedef Matrix<3,3> Matrix3x3;
+typedef Matrix<2,2> Matrix2x2;
+
+typedef Matrix4x4 Matrix4;
+typedef Matrix3x3 Matrix3;
+typedef Matrix2x2 Matrix2;
+
+#endif

src/otclient/core/map.cpp

@@ -42,7 +42,8 @@ PainterShaderProgramPtr program;
 void Map::draw(const Rect& rect)
 {
     if(!m_framebuffer) {
-        m_framebuffer = FrameBufferPtr(new FrameBuffer(m_visibleSize.width() * NUM_TILE_PIXELS, m_visibleSize.height() * NUM_TILE_PIXELS));
+        Size fboSize(m_visibleSize.width() * NUM_TILE_PIXELS, m_visibleSize.height() * NUM_TILE_PIXELS);
+        m_framebuffer = FrameBufferPtr(new FrameBuffer(fboSize));
 
 
         program = PainterShaderProgramPtr(new PainterShaderProgram);
@@ -308,8 +309,9 @@ void Map::setVisibleSize(const Size& visibleSize)
     m_centralOffset = Point(std::ceil(m_visibleSize.width() / 2.0), std::ceil(m_visibleSize.height() / 2.0));
     m_size = m_visibleSize + Size(3, 3);
 
-    if(m_framebuffer)
+    if(m_framebuffer) {
-        m_framebuffer = FrameBufferPtr(new FrameBuffer(m_visibleSize.width() * NUM_TILE_PIXELS, m_visibleSize.height() * NUM_TILE_PIXELS));
+        m_framebuffer->resize(Size(m_visibleSize.width() * NUM_TILE_PIXELS, m_visibleSize.height() * NUM_TILE_PIXELS));
+    }
 }
 
 Point Map::positionTo2D(const Position& position)