source/src/qt/gui/qt_glutil_gl3_0.h

   1 /*
   2  * qt_glutil_gl3_0.cpp
   3  * (c) 2016 K.Ohta <whatisthis.sowhat@gmail.com>
   4  * License: GPLv2.
   5  * Renderer with OpenGL v3.0 (extend from renderer with OpenGL v2.0).
   6  * History:
   7  * Jan 22, 2016 : Initial.
   8  */
   9
  10 #ifndef _QT_COMMON_GLUTIL_3_0_H
  11 #define _QT_COMMON_GLUTIL_3_0_H
  12
  13 #include "qt_glutil_gl2_0.h"
  14 #include <QOpenGLFunctions_3_0>
  15
  16 class DLL_PREFIX GLDraw_3_0 : public GLDraw_2_0
  17 {
  18         Q_OBJECT
  19 protected:
  20         QOpenGLFunctions_3_0 *extfunc_3_0;
  21         VertexTexCoord_t vertexTmpTexture[4];
  22         QOpenGLShaderProgram *tmp_shader;
  23         QOpenGLShaderProgram *grids_shader;
  24
  25         QOpenGLBuffer *buffer_vertex_tmp_texture;
  26         QOpenGLVertexArrayObject *vertex_tmp_texture;
  27
  28         QOpenGLBuffer *grids_horizonal_buffer;
  29         QOpenGLVertexArrayObject *grids_horizonal_vertex;
  30         QOpenGLBuffer *grids_vertical_buffer;
  31         QOpenGLVertexArrayObject *grids_vertical_vertex;
  32
  33         GLuint uTmpTextureID;
  34         GLuint uTmpFrameBuffer;
  35         GLuint uTmpDepthBuffer;
  36         void setNormalVAO(QOpenGLShaderProgram *prg, QOpenGLVertexArrayObject *vp,
  37                                           QOpenGLBuffer *bp, VertexTexCoord_t *tp, int size = 4);
  38
  39         void drawGridsHorizonal(void);
  40         void drawGridsVertical(void);
  41         virtual void updateGridsVAO(QOpenGLBuffer *bp,
  42                                                                 QOpenGLVertexArrayObject *vp,
  43                                                                 GLfloat *tp,
  44                                                                 int number);
  45
  46         virtual void drawGridsMain_3(QOpenGLShaderProgram *prg,
  47                                                                  QOpenGLBuffer *bp,
  48                                                                  QOpenGLVertexArrayObject *vp,
  49                                                                  int number,
  50                                                                  GLfloat lineWidth = 0.2f,
  51                                                                  QVector4D color = QVector4D(0.0, 0.0, 0.0, 1.0));
  52
  53         void drawMain(QOpenGLShaderProgram *prg, QOpenGLVertexArrayObject *vp,
  54                                   QOpenGLBuffer *bp,
  55                                   VertexTexCoord_t *vertex_data,
  56                                   GLuint texid,
  57                                   QVector4D color, bool f_smoosing,
  58                                   bool do_chromakey = false,
  59                                   QVector3D chromakey = QVector3D(0.0f, 0.0f, 0.0f));
  60 public:
  61         GLDraw_3_0(GLDrawClass *parent, EMU *emu = 0);
  62         ~GLDraw_3_0();
  63         void initGLObjects();
  64         void initLocalGLObjects(void);
  65         void uploadMainTexture(QImage *p, bool chromakey);
  66         void drawScreenTexture(void);
  67 public slots:
  68         void setBrightness(GLfloat r, GLfloat g, GLfloat b);
  69         void do_set_texture_size(QImage *p, int w, int h);
  70 };
  71 #endif