void agp_draw_vobj(float x1, float y1, float x2, float y2,
float* txcos, float* model)
{
GLfloat verts[] = {
x1, y1,
x2, y1,
x2, y2,
x1, y2
};
bool settex = false;
agp_shader_envv(MODELVIEW_MATR, model?model:ident, sizeof(float) * 16);
/* projection, scissor is set when activating rendertarget */
GLint attrindv = agp_shader_vattribute_loc(ATTRIBUTE_VERTEX);
GLint attrindt = agp_shader_vattribute_loc(ATTRIBUTE_TEXCORD);
if (attrindv != -1){
glEnableVertexAttribArray(attrindv);
glVertexAttribPointer(attrindv, 2, GL_FLOAT, GL_FALSE, 0, verts);
if (txcos && attrindt != -1){
settex = true;
glEnableVertexAttribArray(attrindt);
glVertexAttribPointer(attrindt, 2, GL_FLOAT, GL_FALSE, 0, txcos);
}
glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
if (settex)
glDisableVertexAttribArray(attrindt);
glDisableVertexAttribArray(attrindv);
}
}
static void toggle_debugstates(float* modelview)
{
if (modelview){
float white[3] = {1.0, 1.0, 1.0};
glDepthMask(GL_FALSE);
glDisable(GL_DEPTH_TEST);
glEnableVertexAttribArray(ATTRIBUTE_VERTEX);
agp_shader_activate(agp_default_shader(COLOR_2D));
agp_shader_envv(MODELVIEW_MATR, modelview, sizeof(float) * 16);
agp_shader_forceunif("obj_col", shdrvec3, (void*) white, false);
}
else{
agp_shader_activate(agp_default_shader(COLOR_2D));
glEnable(GL_DEPTH_TEST);
glDepthMask(GL_TRUE);
glDisableVertexAttribArray(ATTRIBUTE_VERTEX);
}
}
static void toggle_debugstates(float* modelview)
{
struct agp_fenv* env = agp_env();
if (modelview){
float white[3] = {1.0, 1.0, 1.0};
env->depth_mask(GL_FALSE);
env->disable(GL_DEPTH_TEST);
env->enable_vertex_attrarray(ATTRIBUTE_VERTEX);
agp_shader_activate(agp_default_shader(COLOR_2D));
agp_shader_envv(MODELVIEW_MATR, modelview, sizeof(float) * 16);
agp_shader_forceunif("obj_col", shdrvec3, (void*) white);
}
else{
agp_shader_activate(agp_default_shader(COLOR_2D));
env->enable(GL_DEPTH_TEST);
env->depth_mask(GL_TRUE);
env->disable_vertex_attrarray(ATTRIBUTE_VERTEX);
}
}
void agp_draw_vobj(float x1, float y1, float x2, float y2,
const float* txcos, const float* model)
{
GLfloat verts[] = {
x1, y1,
x2, y1,
x2, y2,
x1, y2
};
bool settex = false;
struct agp_fenv* env = agp_env();
agp_shader_envv(MODELVIEW_MATR,
model ? (void*) model : ident, sizeof(float) * 16);
/* projection, scissor is set when activating rendertarget */
GLint attrindv = agp_shader_vattribute_loc(ATTRIBUTE_VERTEX);
GLint attrindt = agp_shader_vattribute_loc(ATTRIBUTE_TEXCORD);
if (attrindv != -1){
env->enable_vertex_attrarray(attrindv);
env->vertex_attrpointer(attrindv, 2, GL_FLOAT, GL_FALSE, 0, verts);
if (txcos && attrindt != -1){
settex = true;
env->enable_vertex_attrarray(attrindt);
env->vertex_attrpointer(attrindt, 2, GL_FLOAT, GL_FALSE, 0, txcos);
}
env->draw_arrays(GL_TRIANGLE_FAN, 0, 4);
if (settex)
env->disable_vertex_attrarray(attrindt);
env->disable_vertex_attrarray(attrindv);
}
}
