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implemented im2d for d3d, fun little software T&L renderer

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This commit is contained in:
aap
2017-08-27 17:13:10 +02:00
parent ea48c140c1
commit c53d29b1cf
24 changed files with 618 additions and 142 deletions
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src/gl/gl3device.cpp
+37 -20
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@@ -70,7 +70,6 @@ static UniformObject uniformObject;
int32 u_matColor;
int32 u_surfaceProps;
Shader *simpleShader;
static bool32 stateDirty = 1;
@@ -304,6 +303,17 @@ setActiveTexture(int32 n)
void
setTexture(int32 n, Texture *tex)
{
// TODO: support mipmaps
static GLint filternomip[] = {
0, GL_NEAREST, GL_LINEAR,
GL_NEAREST, GL_LINEAR,
GL_NEAREST, GL_LINEAR
};
static GLint wrap[] = {
0, GL_REPEAT, GL_MIRRORED_REPEAT,
GL_CLAMP, GL_CLAMP_TO_BORDER
};
bool32 alpha;
setActiveTexture(GL_TEXTURE0+n);
if(tex == nil || tex->raster->platform != PLATFORM_GL3 ||
@@ -315,6 +325,13 @@ setTexture(int32 n, Texture *tex)
nativeRasterOffset);
glBindTexture(GL_TEXTURE_2D, natras->texid);
alpha = natras->hasAlpha;
if(tex->filterAddressing != natras->filterAddressing){
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, filternomip[tex->getFilter()]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, filternomip[tex->getFilter()]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrap[tex->getAddressU()]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrap[tex->getAddressV()]);
natras->filterAddressing = tex->filterAddressing;
}
}
if(n == 0){
@@ -518,25 +535,6 @@ initOpenGL(void)
glGenVertexArrays(1, &vao);
glBindVertexArray(vao);
byte whitepixel[4] = {0xFF, 0xFF, 0xFF, 0xFF};
glGenTextures(1, &whitetex);
glBindTexture(GL_TEXTURE_2D, whitetex);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 1, 1,
0, GL_RGBA, GL_UNSIGNED_BYTE, &whitepixel);
im2DInit();
return 1;
}
static int
finalizeOpenGL(void)
{
#include "shaders/simple_gl3.inc"
simpleShader = Shader::fromStrings(simple_vert_src, simple_frag_src);
glGenBuffers(1, &ubo_state);
glBindBuffer(GL_UNIFORM_BUFFER, ubo_state);
glBindBufferBase(GL_UNIFORM_BUFFER, gl3::findBlock("State"), ubo_state);
@@ -558,6 +556,25 @@ finalizeOpenGL(void)
GL_DYNAMIC_DRAW);
glBindBuffer(GL_UNIFORM_BUFFER, 0);
byte whitepixel[4] = {0xFF, 0xFF, 0xFF, 0xFF};
glGenTextures(1, &whitetex);
glBindTexture(GL_TEXTURE_2D, whitetex);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 1, 1,
0, GL_RGBA, GL_UNSIGNED_BYTE, &whitepixel);
#include "shaders/simple_gl3.inc"
simpleShader = Shader::fromStrings(simple_vert_src, simple_frag_src);
openIm2D();
return 1;
}
static int
finalizeOpenGL(void)
{
return 1;
}