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-rw-r--r--cogl/tests/conform/test-primitive.c334
1 files changed, 334 insertions, 0 deletions
diff --git a/cogl/tests/conform/test-primitive.c b/cogl/tests/conform/test-primitive.c
new file mode 100644
index 000000000..db264fc1c
--- /dev/null
+++ b/cogl/tests/conform/test-primitive.c
@@ -0,0 +1,334 @@
+#include <cogl/cogl.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include "test-utils.h"
+
+typedef struct _TestState
+{
+ int fb_width;
+ int fb_height;
+} TestState;
+
+#define PRIM_COLOR 0xff00ffff
+#define TEX_COLOR 0x0000ffff
+
+#define N_ATTRIBS 8
+
+typedef CoglPrimitive * (* TestPrimFunc) (CoglContext *ctx, uint32_t *expected_color);
+
+static CoglPrimitive *
+test_prim_p2 (CoglContext *ctx, uint32_t *expected_color)
+{
+ static const CoglVertexP2 verts[] =
+ { { 0, 0 }, { 0, 10 }, { 10, 0 } };
+
+ return cogl_primitive_new_p2 (test_ctx,
+ COGL_VERTICES_MODE_TRIANGLES,
+ 3, /* n_vertices */
+ verts);
+}
+
+static CoglPrimitive *
+test_prim_p3 (CoglContext *ctx, uint32_t *expected_color)
+{
+ static const CoglVertexP3 verts[] =
+ { { 0, 0, 0 }, { 0, 10, 0 }, { 10, 0, 0 } };
+
+ return cogl_primitive_new_p3 (test_ctx,
+ COGL_VERTICES_MODE_TRIANGLES,
+ 3, /* n_vertices */
+ verts);
+}
+
+static CoglPrimitive *
+test_prim_p2c4 (CoglContext *ctx, uint32_t *expected_color)
+{
+ static const CoglVertexP2C4 verts[] =
+ { { 0, 0, 255, 255, 0, 255 },
+ { 0, 10, 255, 255, 0, 255 },
+ { 10, 0, 255, 255, 0, 255 } };
+
+ *expected_color = 0xffff00ff;
+
+ return cogl_primitive_new_p2c4 (test_ctx,
+ COGL_VERTICES_MODE_TRIANGLES,
+ 3, /* n_vertices */
+ verts);
+}
+
+static CoglPrimitive *
+test_prim_p3c4 (CoglContext *ctx, uint32_t *expected_color)
+{
+ static const CoglVertexP3C4 verts[] =
+ { { 0, 0, 0, 255, 255, 0, 255 },
+ { 0, 10, 0, 255, 255, 0, 255 },
+ { 10, 0, 0, 255, 255, 0, 255 } };
+
+ *expected_color = 0xffff00ff;
+
+ return cogl_primitive_new_p3c4 (test_ctx,
+ COGL_VERTICES_MODE_TRIANGLES,
+ 3, /* n_vertices */
+ verts);
+}
+
+static CoglPrimitive *
+test_prim_p2t2 (CoglContext *ctx, uint32_t *expected_color)
+{
+ static const CoglVertexP2T2 verts[] =
+ { { 0, 0, 1, 0 },
+ { 0, 10, 1, 0 },
+ { 10, 0, 1, 0 } };
+
+ *expected_color = TEX_COLOR;
+
+ return cogl_primitive_new_p2t2 (test_ctx,
+ COGL_VERTICES_MODE_TRIANGLES,
+ 3, /* n_vertices */
+ verts);
+}
+
+static CoglPrimitive *
+test_prim_p3t2 (CoglContext *ctx, uint32_t *expected_color)
+{
+ static const CoglVertexP3T2 verts[] =
+ { { 0, 0, 0, 1, 0 },
+ { 0, 10, 0, 1, 0 },
+ { 10, 0, 0, 1, 0 } };
+
+ *expected_color = TEX_COLOR;
+
+ return cogl_primitive_new_p3t2 (test_ctx,
+ COGL_VERTICES_MODE_TRIANGLES,
+ 3, /* n_vertices */
+ verts);
+}
+
+static CoglPrimitive *
+test_prim_p2t2c4 (CoglContext *ctx, uint32_t *expected_color)
+{
+ static const CoglVertexP2T2C4 verts[] =
+ { { 0, 0, 1, 0, 0xff, 0xff, 0xf0, 0xff },
+ { 0, 10, 1, 0, 0xff, 0xff, 0xf0, 0xff },
+ { 10, 0, 1, 0, 0xff, 0xff, 0xf0, 0xff } };
+
+ /* The blue component of the texture color should be replaced with 0xf0 */
+ *expected_color = (TEX_COLOR & 0xffff00ff) | 0x0000f000;
+
+ return cogl_primitive_new_p2t2c4 (test_ctx,
+ COGL_VERTICES_MODE_TRIANGLES,
+ 3, /* n_vertices */
+ verts);
+}
+
+static CoglPrimitive *
+test_prim_p3t2c4 (CoglContext *ctx, uint32_t *expected_color)
+{
+ static const CoglVertexP3T2C4 verts[] =
+ { { 0, 0, 0, 1, 0, 0xff, 0xff, 0xf0, 0xff },
+ { 0, 10, 0, 1, 0, 0xff, 0xff, 0xf0, 0xff },
+ { 10, 0, 0, 1, 0, 0xff, 0xff, 0xf0, 0xff } };
+
+ /* The blue component of the texture color should be replaced with 0xf0 */
+ *expected_color = (TEX_COLOR & 0xffff00ff) | 0x0000f000;
+
+ return cogl_primitive_new_p3t2c4 (test_ctx,
+ COGL_VERTICES_MODE_TRIANGLES,
+ 3, /* n_vertices */
+ verts);
+}
+
+static const TestPrimFunc
+test_prim_funcs[] =
+ {
+ test_prim_p2,
+ test_prim_p3,
+ test_prim_p2c4,
+ test_prim_p3c4,
+ test_prim_p2t2,
+ test_prim_p3t2,
+ test_prim_p2t2c4,
+ test_prim_p3t2c4
+ };
+
+static void
+test_paint (TestState *state)
+{
+ CoglPipeline *pipeline;
+ CoglTexture *tex;
+ uint8_t tex_data[6];
+ int i;
+
+ /* Create a two pixel texture. The first pixel is white and the
+ second pixel is tex_color. The assumption is that if no texture
+ coordinates are specified then it will default to 0,0 and get
+ white */
+ tex_data[0] = 255;
+ tex_data[1] = 255;
+ tex_data[2] = 255;
+ tex_data[3] = (TEX_COLOR >> 24) & 0xff;
+ tex_data[4] = (TEX_COLOR >> 16) & 0xff;
+ tex_data[5] = (TEX_COLOR >> 8) & 0xff;
+ tex = test_utils_texture_new_from_data (test_ctx,
+ 2, 1, /* size */
+ TEST_UTILS_TEXTURE_NO_ATLAS,
+ COGL_PIXEL_FORMAT_RGB_888,
+ 6, /* rowstride */
+ tex_data);
+ pipeline = cogl_pipeline_new (test_ctx);
+ cogl_pipeline_set_color4ub (pipeline,
+ (PRIM_COLOR >> 24) & 0xff,
+ (PRIM_COLOR >> 16) & 0xff,
+ (PRIM_COLOR >> 8) & 0xff,
+ (PRIM_COLOR >> 0) & 0xff);
+ cogl_pipeline_set_layer_texture (pipeline, 0, tex);
+ cogl_object_unref (tex);
+
+ for (i = 0; i < G_N_ELEMENTS (test_prim_funcs); i++)
+ {
+ CoglPrimitive *prim;
+ uint32_t expected_color = PRIM_COLOR;
+
+ prim = test_prim_funcs[i] (test_ctx, &expected_color);
+
+ cogl_framebuffer_push_matrix (test_fb);
+ cogl_framebuffer_translate (test_fb, i * 10, 0, 0);
+ cogl_primitive_draw (prim, test_fb, pipeline);
+ cogl_framebuffer_pop_matrix (test_fb);
+
+ test_utils_check_pixel (test_fb, i * 10 + 2, 2, expected_color);
+
+ cogl_object_unref (prim);
+ }
+
+ cogl_object_unref (pipeline);
+}
+
+static CoglBool
+get_attributes_cb (CoglPrimitive *prim,
+ CoglAttribute *attrib,
+ void *user_data)
+{
+ CoglAttribute ***p = user_data;
+ *((* p)++) = attrib;
+ return TRUE;
+}
+
+static int
+compare_pointers (const void *a, const void *b)
+{
+ CoglAttribute *pa = *(CoglAttribute **) a;
+ CoglAttribute *pb = *(CoglAttribute **) b;
+
+ if (pa < pb)
+ return -1;
+ else if (pa > pb)
+ return 1;
+ else
+ return 0;
+}
+
+static void
+test_copy (TestState *state)
+{
+ static const uint16_t indices_data[2] = { 1, 2 };
+ CoglAttributeBuffer *buffer =
+ cogl_attribute_buffer_new (test_ctx, 100, NULL);
+ CoglAttribute *attributes[N_ATTRIBS];
+ CoglAttribute *attributes_a[N_ATTRIBS], *attributes_b[N_ATTRIBS];
+ CoglAttribute **p;
+ CoglPrimitive *prim_a, *prim_b;
+ CoglIndices *indices;
+ int i;
+
+ for (i = 0; i < N_ATTRIBS; i++)
+ {
+ char *name = g_strdup_printf ("foo_%i", i);
+ attributes[i] = cogl_attribute_new (buffer,
+ name,
+ 16, /* stride */
+ 16, /* offset */
+ 2, /* components */
+ COGL_ATTRIBUTE_TYPE_FLOAT);
+ g_free (name);
+ }
+
+ prim_a = cogl_primitive_new_with_attributes (COGL_VERTICES_MODE_TRIANGLES,
+ 8, /* n_vertices */
+ attributes,
+ N_ATTRIBS);
+
+ indices = cogl_indices_new (test_ctx,
+ COGL_INDICES_TYPE_UNSIGNED_SHORT,
+ indices_data,
+ 2 /* n_indices */);
+
+ cogl_primitive_set_first_vertex (prim_a, 12);
+ cogl_primitive_set_indices (prim_a, indices, 2);
+
+ prim_b = cogl_primitive_copy (prim_a);
+
+ p = attributes_a;
+ cogl_primitive_foreach_attribute (prim_a,
+ get_attributes_cb,
+ &p);
+ g_assert_cmpint (p - attributes_a, ==, N_ATTRIBS);
+
+ p = attributes_b;
+ cogl_primitive_foreach_attribute (prim_b,
+ get_attributes_cb,
+ &p);
+ g_assert_cmpint (p - attributes_b, ==, N_ATTRIBS);
+
+ qsort (attributes_a, N_ATTRIBS, sizeof (CoglAttribute *), compare_pointers);
+ qsort (attributes_b, N_ATTRIBS, sizeof (CoglAttribute *), compare_pointers);
+
+ g_assert (memcmp (attributes_a, attributes_b, sizeof (attributes_a)) == 0);
+
+ g_assert_cmpint (cogl_primitive_get_first_vertex (prim_a),
+ ==,
+ cogl_primitive_get_first_vertex (prim_b));
+
+ g_assert_cmpint (cogl_primitive_get_n_vertices (prim_a),
+ ==,
+ cogl_primitive_get_n_vertices (prim_b));
+
+ g_assert_cmpint (cogl_primitive_get_mode (prim_a),
+ ==,
+ cogl_primitive_get_mode (prim_b));
+
+ g_assert (cogl_primitive_get_indices (prim_a) ==
+ cogl_primitive_get_indices (prim_b));
+
+ cogl_object_unref (prim_a);
+ cogl_object_unref (prim_b);
+ cogl_object_unref (indices);
+
+ for (i = 0; i < N_ATTRIBS; i++)
+ cogl_object_unref (attributes[i]);
+
+ cogl_object_unref (buffer);
+}
+
+void
+test_primitive (void)
+{
+ TestState state;
+
+ state.fb_width = cogl_framebuffer_get_width (test_fb);
+ state.fb_height = cogl_framebuffer_get_height (test_fb);
+
+ cogl_framebuffer_orthographic (test_fb,
+ 0, 0,
+ state.fb_width,
+ state.fb_height,
+ -1,
+ 100);
+
+ test_paint (&state);
+ test_copy (&state);
+
+ if (cogl_test_verbose ())
+ g_print ("OK\n");
+}
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