//
// Note that this also contains the tests for some of the simpler effects.
+#include <locale>
+#include <sstream>
+#include <string>
+
#include <epoxy/gl.h>
#include <assert.h>
expect_equal(expected_data, out_data, 4, 16);
}
+class NonMipmapCapableInput : public FlatInput {
+public:
+ NonMipmapCapableInput(ImageFormat format, MovitPixelFormat pixel_format, GLenum type, unsigned width, unsigned height)
+ : FlatInput(format, pixel_format, type, width, height) {}
+
+ virtual bool can_supply_mipmaps() const { return false; }
+ bool set_int(const std::string& key, int value) {
+ if (key == "needs_mipmaps") {
+ assert(value == 0);
+ }
+ return FlatInput::set_int(key, value);
+ }
+};
+
+// The same test as MipmapGenerationWorks, but with an input that refuses
+// to supply mipmaps.
+TEST(EffectChainTest, MipmapsWithNonMipmapCapableInput) {
+ float data[] = { // In 4x4 blocks.
+ 1.0f, 0.0f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 0.0f, 1.0f,
+
+ 0.0f, 0.0f, 0.0f, 0.0f,
+ 0.0f, 0.5f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 1.0f, 0.0f,
+ 0.0f, 0.0f, 0.0f, 0.0f,
+
+ 1.0f, 1.0f, 1.0f, 1.0f,
+ 1.0f, 1.0f, 1.0f, 1.0f,
+ 1.0f, 1.0f, 1.0f, 1.0f,
+ 1.0f, 1.0f, 1.0f, 1.0f,
+
+ 0.0f, 0.0f, 0.0f, 0.0f,
+ 0.0f, 1.0f, 1.0f, 0.0f,
+ 0.0f, 1.0f, 1.0f, 0.0f,
+ 0.0f, 0.0f, 0.0f, 0.0f,
+ };
+ float expected_data[] = { // Repeated four times each way.
+ 0.125f, 0.125f, 0.125f, 0.125f,
+ 0.09375f, 0.09375f, 0.09375f, 0.09375f,
+ 1.0f, 1.0f, 1.0f, 1.0f,
+ 0.25f, 0.25f, 0.25f, 0.25f,
+
+ 0.125f, 0.125f, 0.125f, 0.125f,
+ 0.09375f, 0.09375f, 0.09375f, 0.09375f,
+ 1.0f, 1.0f, 1.0f, 1.0f,
+ 0.25f, 0.25f, 0.25f, 0.25f,
+
+ 0.125f, 0.125f, 0.125f, 0.125f,
+ 0.09375f, 0.09375f, 0.09375f, 0.09375f,
+ 1.0f, 1.0f, 1.0f, 1.0f,
+ 0.25f, 0.25f, 0.25f, 0.25f,
+
+ 0.125f, 0.125f, 0.125f, 0.125f,
+ 0.09375f, 0.09375f, 0.09375f, 0.09375f,
+ 1.0f, 1.0f, 1.0f, 1.0f,
+ 0.25f, 0.25f, 0.25f, 0.25f,
+ };
+ float out_data[4 * 16];
+ EffectChainTester tester(NULL, 4, 16, FORMAT_GRAYSCALE);
+
+ ImageFormat format;
+ format.color_space = COLORSPACE_sRGB;
+ format.gamma_curve = GAMMA_LINEAR;
+
+ NonMipmapCapableInput *input = new NonMipmapCapableInput(format, FORMAT_GRAYSCALE, GL_FLOAT, 4, 16);
+ input->set_pixel_data(data);
+ tester.get_chain()->add_input(input);
+ tester.get_chain()->add_effect(new MipmapNeedingEffect());
+ tester.run(out_data, GL_RED, COLORSPACE_sRGB, GAMMA_LINEAR);
+
+ expect_equal(expected_data, out_data, 4, 16);
+}
+
TEST(EffectChainTest, ResizeDownByFourThenUpByFour) {
float data[] = { // In 4x4 blocks.
1.0f, 0.0f, 0.0f, 0.0f,
PrintfingBlueEffect() {}
virtual string effect_type_id() const { return "PrintfingBlueEffect"; }
string output_fragment_shader() {
- char buf[256];
- snprintf(buf, sizeof(buf), "vec4 FUNCNAME(vec2 tc) { return vec4(%f, %f, %f, %f); }\n",
- 0.0f, 0.0f, 1.0f, 1.0f);
- return buf;
+ stringstream ss;
+ ss.imbue(locale("C"));
+ ss.precision(8);
+ ss << "vec4 FUNCNAME(vec2 tc) { return vec4("
+ << 0.0f << ", " << 0.0f << ", "
+ << 0.5f << ", " << 1.0f << "); }\n";
+ return ss.str();
}
};
-TEST(EffectChainTest, LocaleIsIgnoredDuringFinalize) {
+TEST(EffectChainTest, StringStreamLocalesWork) {
// An example of a locale with comma instead of period as decimal separator.
// Obviously, if you run on a machine without this locale available,
// the test will always succeed. Note that the OpenGL driver might call
0.0f, 0.0f, 0.0f, 0.0f,
};
float expected_data[] = {
- 0.0f, 0.0f, 1.0f, 1.0f,
+ 0.0f, 0.0f, 0.5f, 1.0f,
};
float out_data[4];
EffectChainTester tester(data, 1, 1, FORMAT_RGBA_PREMULTIPLIED_ALPHA, COLORSPACE_sRGB, GAMMA_LINEAR);
free(saved_locale);
}
+
} // namespace movit