/*

* glesGlue.c

* MultiTouchScreenDemo

*

* Created by David Petrie on 6/11/10.

* Copyright 2010 n/a. All rights reserved.

*

*/

#include "gles1Glue.h"

#define kVertexCount 8192

static gVertex_t vertices[kVertexCount];

static gVertex_t vertex;

static GLenum currentPrimitive = GL_TRIANGLES;

static uint32_t vertexCount = 0;

void gGlBegin(GLenum prim)

{

currentPrimitive = prim;

vertexCount = 0;

glVertexPointer(3, GL_FLOAT, sizeof(gVertex_t), vertices[0].xyz);

glTexCoordPointer(2, GL_FLOAT, sizeof(gVertex_t), vertices[0].st);

glColorPointer(4, GL_FLOAT, sizeof(gVertex_t), vertices[0].rgba);

glEnableClientState(GL_VERTEX_ARRAY);

glEnableClientState(GL_TEXTURE_COORD_ARRAY);

glEnableClientState(GL_COLOR_ARRAY);

}

void gGlVertex3f(float x, float y, float z)

{

if (vertexCount > kVertexCount) return;

vec3Set(vertex.xyz, x, y, z);

vertices[vertexCount] = vertex;

vertexCount++;

}

void gGlColor4f(float r, float g, float b, float a)

{

color4Set(vertex.rgba, r, g, b, a);

}

void gGlTexCoord2f(float s, float t)

{

vec2Set(vertex.st, s, t);

}

void gGlEnd()

{

if (vertexCount == 0)

{

currentPrimitive = 0;

return;

}

glDrawArrays(currentPrimitive, 0, vertexCount);

vertexCount = 0;

currentPrimitive = 0;

}

void gGlError(const char *source) {}