#include <string.h>
#include <assert.h>
-#include <GL/glew.h>
+#include <epoxy/gl.h>
#include "effect_util.h"
#include "flat_input.h"
using namespace std;
+namespace movit {
+
FlatInput::FlatInput(ImageFormat image_format, MovitPixelFormat pixel_format, GLenum type, unsigned width, unsigned height)
: image_format(image_format),
pixel_format(pixel_format),
pitch(width),
pixel_data(NULL)
{
- assert(type == GL_FLOAT || type == GL_UNSIGNED_BYTE);
+ assert(type == GL_FLOAT || type == GL_HALF_FLOAT || type == GL_UNSIGNED_SHORT || type == GL_UNSIGNED_BYTE);
register_int("output_linear_gamma", &output_linear_gamma);
register_int("needs_mipmaps", &needs_mipmaps);
}
GLint internal_format;
GLenum format;
if (type == GL_FLOAT) {
- internal_format = GL_RGBA32F_ARB;
+ if (pixel_format == FORMAT_R) {
+ internal_format = GL_R32F;
+ } else if (pixel_format == FORMAT_RG) {
+ internal_format = GL_RG32F;
+ } else {
+ internal_format = GL_RGBA32F;
+ }
+ } else if (type == GL_HALF_FLOAT) {
+ if (pixel_format == FORMAT_R) {
+ internal_format = GL_R16F;
+ } else if (pixel_format == FORMAT_RG) {
+ internal_format = GL_RG16F;
+ } else {
+ internal_format = GL_RGBA16F;
+ }
+ } else if (type == GL_UNSIGNED_SHORT) {
+ if (pixel_format == FORMAT_R) {
+ internal_format = GL_R16;
+ } else if (pixel_format == FORMAT_RG) {
+ internal_format = GL_RG16;
+ } else {
+ internal_format = GL_RGBA16;
+ }
} else if (output_linear_gamma) {
assert(type == GL_UNSIGNED_BYTE);
internal_format = GL_SRGB8_ALPHA8;
format = GL_BGRA;
} else if (pixel_format == FORMAT_GRAYSCALE) {
format = GL_LUMINANCE;
+ } else if (pixel_format == FORMAT_RG) {
+ format = GL_RG;
} else {
assert(false);
}
texture_num = 0;
}
}
+
+} // namespace movit