make rendering code more reusable, update testbed

This commit is contained in:
Irlan
2018-09-23 13:22:21 -03:00
parent e2a9084df1
commit 0fbd543d96
5 changed files with 118 additions and 71 deletions

View File

@ -19,15 +19,24 @@
#ifndef DRAW_GL4_H
#define DRAW_GL4_H
#include <testbed/framework/draw.h>
#include <glad_4/glad.h>
#include <stdio.h>
#include <stdarg.h>
#include <bounce/common/math/transform.h>
#include <bounce/common/math/mat44.h>
#include <bounce/common/draw.h>
#define BUFFER_OFFSET(i) ((char*)NULL + (i))
extern bool g_glDrawPoints;
extern bool g_glDrawLines;
extern bool g_glDrawTriangles;
extern b3Mat44 g_glViewMatrix;
extern b3Mat44 g_glProjectionMatrix;
static void AssertGL()
{
GLenum errorCode = glGetError();
@ -203,7 +212,7 @@ struct DrawPoints
return;
}
if ((g_drawFlags & DrawFlags::e_pointsFlag) == 0)
if (!g_glDrawPoints)
{
m_count = 0;
return;
@ -211,8 +220,8 @@ struct DrawPoints
glUseProgram(m_programId);
b3Mat44 m1 = g_camera->BuildViewMatrix();
b3Mat44 m2 = g_camera->BuildProjectionMatrix();
b3Mat44 m1 = g_glViewMatrix;
b3Mat44 m2 = g_glProjectionMatrix;
b3Mat44 m = m2 * m1;
glUniformMatrix4fv(m_projectionUniform, 1, GL_FALSE, &m.x.x);
@ -340,7 +349,7 @@ struct DrawLines
return;
}
if ((g_drawFlags & DrawFlags::e_linesFlag) == 0)
if (!g_glDrawLines)
{
m_count = 0;
return;
@ -348,8 +357,8 @@ struct DrawLines
glUseProgram(m_programId);
b3Mat44 m1 = g_camera->BuildViewMatrix();
b3Mat44 m2 = g_camera->BuildProjectionMatrix();
b3Mat44 m1 = g_glViewMatrix;
b3Mat44 m2 = g_glProjectionMatrix;
b3Mat44 m = m2 * m1;
glUniformMatrix4fv(m_projectionUniform, 1, GL_FALSE, &m.x.x);
@ -484,7 +493,7 @@ struct DrawTriangles
return;
}
if ((g_drawFlags & DrawFlags::e_trianglesFlag) == 0)
if (!g_glDrawTriangles)
{
m_count = 0;
return;
@ -492,8 +501,8 @@ struct DrawTriangles
glUseProgram(m_programId);
b3Mat44 m1 = g_camera->BuildViewMatrix();
b3Mat44 m2 = g_camera->BuildProjectionMatrix();
b3Mat44 m1 = g_glViewMatrix;
b3Mat44 m2 = g_glProjectionMatrix;
b3Mat44 m = m2 * m1;
glUniformMatrix4fv(m_projectionUniform, 1, GL_FALSE, &m.x.x);
@ -663,19 +672,19 @@ struct DrawWire
void DrawSphere(float32 radius, const b3Color& c, const b3Transform& xf)
{
if ((g_drawFlags & DrawFlags::e_linesFlag) == 0)
if (!g_glDrawLines)
{
return;
}
glUseProgram(m_programId);
b3Mat44 m1 = MakeMat44(xf);
b3Mat44 m1 = b3TransformMat44(xf);
m1.x = radius * m1.x;
m1.y = radius * m1.y;
m1.z = radius * m1.z;
b3Mat44 m2 = g_camera->BuildViewMatrix();
b3Mat44 m3 = g_camera->BuildProjectionMatrix();
b3Mat44 m2 = g_glViewMatrix;
b3Mat44 m3 = g_glProjectionMatrix;
b3Mat44 m = m3 * m2 * m1;
glUniformMatrix4fv(m_projectionUniform, 1, GL_FALSE, &m.x.x);
@ -956,20 +965,20 @@ struct DrawSolid
void DrawCylinder(float32 radius, float32 height, const b3Color& c, const b3Transform& xf)
{
if ((g_drawFlags & DrawFlags::e_trianglesFlag) == 0)
if (!g_glDrawTriangles)
{
return;
}
glUseProgram(m_programId);
b3Mat44 m1 = MakeMat44(xf);
b3Mat44 m1 = b3TransformMat44(xf);
m1.x = radius * m1.x;
m1.y = height * m1.y;
m1.z = radius * m1.z;
b3Mat44 m2 = g_camera->BuildViewMatrix();
b3Mat44 m3 = g_camera->BuildProjectionMatrix();
b3Mat44 m2 = g_glViewMatrix;
b3Mat44 m3 = g_glProjectionMatrix;
b3Mat44 m = m3 * m2 * m1;
glUniform4fv(m_colorUniform, 1, &c.r);
@ -995,20 +1004,20 @@ struct DrawSolid
void DrawSphere(float32 radius, const b3Color& c, const b3Transform& xf)
{
if ((g_drawFlags & DrawFlags::e_trianglesFlag) == 0)
if (!g_glDrawTriangles)
{
return;
}
glUseProgram(m_programId);
b3Mat44 m1 = MakeMat44(xf);
b3Mat44 m1 = b3TransformMat44(xf);
m1.x = radius * m1.x;
m1.y = radius * m1.y;
m1.z = radius * m1.z;
b3Mat44 m2 = g_camera->BuildViewMatrix();
b3Mat44 m3 = g_camera->BuildProjectionMatrix();
b3Mat44 m2 = g_glViewMatrix;
b3Mat44 m3 = g_glProjectionMatrix;
b3Mat44 m = m3 * m2 * m1;
glUniform4fv(m_colorUniform, 1, &c.r);