[Piglit] [PATCH v2 10/15] nv_conditional_render: port blitframebuffer-test to gles3

[Erik Faye-Lund]

This test can relatively easily be ported to gles3, so let's do that for
better test-coverage.

Signed-off-by: Erik Faye-Lund <erik.faye-l...@collabora.com>
---
 tests/opengl.py                               |  1 +
 .../CMakeLists.gles2.txt                      |  1 +
 .../nv_conditional_render/blitframebuffer.c   | 37 +++++++++++++++++++
 3 files changed, 39 insertions(+)

diff --git a/tests/opengl.py b/tests/opengl.py
index b3a624512..41aead3f7 100644
--- a/tests/opengl.py
+++ b/tests/opengl.py
@@ -3806,6 +3806,7 @@ with profile.test_list.group_manager(
     g(['nv_conditional_render-begin-zero_gles2'], 'begin-zero_gles2')
     g(['nv_conditional_render-bitmap'], 'bitmap')
     g(['nv_conditional_render-blitframebuffer'], 'blitframebuffer')
+    g(['nv_conditional_render-blitframebuffer_gles3'], 'blitframebuffer_gles3')
     g(['nv_conditional_render-clear'], 'clear')
     g(['nv_conditional_render-copypixels'], 'copypixels')
     g(['nv_conditional_render-copyteximage'], 'copyteximage')
diff --git a/tests/spec/nv_conditional_render/CMakeLists.gles2.txt 
b/tests/spec/nv_conditional_render/CMakeLists.gles2.txt
index 227134cd0..cb4a87098 100644
--- a/tests/spec/nv_conditional_render/CMakeLists.gles2.txt
+++ b/tests/spec/nv_conditional_render/CMakeLists.gles2.txt
@@ -2,5 +2,6 @@ link_libraries(piglitutil_${piglit_target_api})
 
 piglit_add_executable (nv_conditional_render-begin-while-active_gles2 
begin-while-active.c common.c)
 piglit_add_executable (nv_conditional_render-begin-zero_gles2 begin-zero.c)
+piglit_add_executable (nv_conditional_render-blitframebuffer_gles3 
blitframebuffer.c common.c)
 
 # vim: ft=cmake:
diff --git a/tests/spec/nv_conditional_render/blitframebuffer.c 
b/tests/spec/nv_conditional_render/blitframebuffer.c
index 37e639073..43a6bcf15 100644
--- a/tests/spec/nv_conditional_render/blitframebuffer.c
+++ b/tests/spec/nv_conditional_render/blitframebuffer.c
@@ -37,25 +37,44 @@
 
 PIGLIT_GL_TEST_CONFIG_BEGIN
 
+#ifdef PIGLIT_USE_OPENGL
        config.supports_gl_compat_version = 10;
+#else // PIGLIT_USE_OPENGL_ES3
+       config.supports_gl_es_version = 30;
+#endif
+
        config.window_visual = PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_RGBA;
        config.khr_no_error_support = PIGLIT_NO_ERRORS;
 
 PIGLIT_GL_TEST_CONFIG_END
 
+#ifndef PIGLIT_USE_OPENGL
+
+static GLint prog_green, prog_tex;
+
+#endif
+
 static void blit_window_to_tex(GLuint tex, int w, int h)
 {
        GLuint fb;
 
        glGenFramebuffersEXT(1, &fb);
+#ifdef PIGLIT_USE_OPENGL
        glBindFramebufferEXT(GL_DRAW_FRAMEBUFFER_EXT, fb);
+#else
+       glBindFramebuffer(GL_DRAW_FRAMEBUFFER, fb);
+#endif
        glFramebufferTexture2DEXT(GL_DRAW_FRAMEBUFFER_EXT, 
GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_2D, tex, 0);
 
        assert(glCheckFramebufferStatusEXT(GL_DRAW_FRAMEBUFFER_EXT) == 
GL_FRAMEBUFFER_COMPLETE_EXT);
 
        glBlitFramebufferEXT(0, h, w, 2 * h, 0, 0, w, h, GL_COLOR_BUFFER_BIT, 
GL_LINEAR);
 
+#ifdef PIGLIT_USE_OPENGL
        glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, piglit_winsys_fbo);
+#else
+       glBindFramebuffer(GL_DRAW_FRAMEBUFFER, piglit_winsys_fbo);
+#endif
        glDeleteFramebuffersEXT(1, &fb);
 }
 
@@ -71,9 +90,15 @@ piglit_display(void)
        glClear(GL_COLOR_BUFFER_BIT);
 
        /* Draw bottom half of window to green. */
+#ifdef PIGLIT_USE_OPENGL
        glColor4fv(green);
+#else
+       glUseProgram(prog_green);
+#endif
        piglit_draw_rect(-1, -1, 2, 1);
+#ifdef PIGLIT_USE_OPENGL
        glColor4f(1, 1, 1, 1);
+#endif
 
        /* Set up a green texture. */
        glGenTextures(1, &texture);
@@ -96,10 +121,16 @@ piglit_display(void)
        glEndConditionalRenderNV();
 
        /* Draw the texture to top half of the window. */
+#ifdef PIGLIT_USE_OPENGL
        glEnable(GL_TEXTURE_2D);
+#else
+       glUseProgram(prog_tex);
+#endif
        piglit_draw_rect_tex(-1, 0, 2, 1,
                             0, 0, 1, 1);
+#ifdef PIGLIT_USE_OPENGL
        glDisable(GL_TEXTURE_2D);
+#endif
 
        pass = piglit_probe_rect_rgba(0, piglit_width / 2,
                                      piglit_width, piglit_height / 2,
@@ -116,6 +147,12 @@ void
 piglit_init(int argc, char **argv)
 {
        piglit_require_extension("GL_NV_conditional_render");
+
+#ifdef PIGLIT_USE_OPENGL
        piglit_require_extension("GL_EXT_framebuffer_object");
        piglit_require_extension("GL_EXT_framebuffer_blit");
+#else
+       prog_green = build_green_program();
+       prog_tex = build_texture_program();
+#endif
 }
-- 
2.19.1

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