diff options
| author | 3gg <3gg@shellblade.net> | 2023-06-17 20:23:34 -0700 |
|---|---|---|
| committer | 3gg <3gg@shellblade.net> | 2023-06-17 20:23:34 -0700 |
| commit | 9d1eb251b5d26759e17dd7bee316cf27fdcb28bf (patch) | |
| tree | 639b6f95cf4e9a00a388ae6c1d26dc4cebee6583 /gfx/src/render/framebuffer.c | |
| parent | 520e4e67cd9ff53f3c3512c80d07193625e07e3e (diff) | |
Move and import error library from clib.
Diffstat (limited to 'gfx/src/render/framebuffer.c')
| -rw-r--r-- | gfx/src/render/framebuffer.c | 67 |
1 files changed, 34 insertions, 33 deletions
diff --git a/gfx/src/render/framebuffer.c b/gfx/src/render/framebuffer.c index 323ef56..84ade4a 100644 --- a/gfx/src/render/framebuffer.c +++ b/gfx/src/render/framebuffer.c | |||
| @@ -3,12 +3,12 @@ | |||
| 3 | #include "renderbuffer.h" | 3 | #include "renderbuffer.h" |
| 4 | #include "texture.h" | 4 | #include "texture.h" |
| 5 | 5 | ||
| 6 | #include <gfx/error.h> | 6 | #include <error.h> |
| 7 | 7 | ||
| 8 | #include <assert.h> | 8 | #include <assert.h> |
| 9 | 9 | ||
| 10 | static void framebuffer_attach_colour(FrameBuffer* framebuffer, | 10 | static void framebuffer_attach_colour( |
| 11 | const FrameBufferAttachment* attachment) { | 11 | FrameBuffer* framebuffer, const FrameBufferAttachment* attachment) { |
| 12 | assert(framebuffer); | 12 | assert(framebuffer); |
| 13 | assert(attachment); | 13 | assert(attachment); |
| 14 | 14 | ||
| @@ -16,27 +16,28 @@ static void framebuffer_attach_colour(FrameBuffer* framebuffer, | |||
| 16 | case FrameBufferNoAttachment: | 16 | case FrameBufferNoAttachment: |
| 17 | break; | 17 | break; |
| 18 | case FrameBufferTexture: | 18 | case FrameBufferTexture: |
| 19 | glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, | 19 | glFramebufferTexture2D( |
| 20 | attachment->texture.texture->id, | 20 | GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, |
| 21 | attachment->texture.mip_level); | 21 | attachment->texture.texture->id, attachment->texture.mip_level); |
| 22 | break; | 22 | break; |
| 23 | case FrameBufferCubemapTexture: | 23 | case FrameBufferCubemapTexture: |
| 24 | glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, | 24 | glFramebufferTexture2D( |
| 25 | to_GL_cubemap_face(attachment->cubemap.face), | 25 | GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, |
| 26 | attachment->cubemap.texture->id, | 26 | to_GL_cubemap_face(attachment->cubemap.face), |
| 27 | attachment->cubemap.mip_level); | 27 | attachment->cubemap.texture->id, attachment->cubemap.mip_level); |
| 28 | break; | 28 | break; |
| 29 | case FrameBufferRenderBuffer: | 29 | case FrameBufferRenderBuffer: |
| 30 | glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, | 30 | glFramebufferRenderbuffer( |
| 31 | GL_RENDERBUFFER, attachment->renderbuffer->id); | 31 | GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, |
| 32 | attachment->renderbuffer->id); | ||
| 32 | break; | 33 | break; |
| 33 | } | 34 | } |
| 34 | 35 | ||
| 35 | ASSERT_GL; | 36 | ASSERT_GL; |
| 36 | } | 37 | } |
| 37 | 38 | ||
| 38 | static void framebuffer_attach_depth(FrameBuffer* framebuffer, | 39 | static void framebuffer_attach_depth( |
| 39 | const FrameBufferAttachment* attachment) { | 40 | FrameBuffer* framebuffer, const FrameBufferAttachment* attachment) { |
| 40 | assert(framebuffer); | 41 | assert(framebuffer); |
| 41 | assert(attachment); | 42 | assert(attachment); |
| 42 | 43 | ||
| @@ -44,33 +45,33 @@ static void framebuffer_attach_depth(FrameBuffer* framebuffer, | |||
| 44 | case FrameBufferNoAttachment: | 45 | case FrameBufferNoAttachment: |
| 45 | break; | 46 | break; |
| 46 | case FrameBufferTexture: | 47 | case FrameBufferTexture: |
| 47 | glFramebufferTexture2D(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, | 48 | glFramebufferTexture2D( |
| 48 | GL_DEPTH_COMPONENT, attachment->texture.texture->id, | 49 | GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_DEPTH_COMPONENT, |
| 49 | attachment->texture.mip_level); | 50 | attachment->texture.texture->id, attachment->texture.mip_level); |
| 50 | break; | 51 | break; |
| 51 | // TODO: Could distinguish between colour and depth attachment types to make | 52 | // TODO: Could distinguish between colour and depth attachment types to make |
| 52 | // this a compile-time error. | 53 | // this a compile-time error. |
| 53 | case FrameBufferCubemapTexture: | 54 | case FrameBufferCubemapTexture: |
| 54 | gfx_set_error( | 55 | set_error("Cannot use a cubemap texture as a depth framebuffer attachment"); |
| 55 | "Cannot use a cubemap texture as a depth framebuffer attachment"); | ||
| 56 | break; | 56 | break; |
| 57 | case FrameBufferRenderBuffer: | 57 | case FrameBufferRenderBuffer: |
| 58 | glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, | 58 | glFramebufferRenderbuffer( |
| 59 | GL_RENDERBUFFER, attachment->renderbuffer->id); | 59 | GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, |
| 60 | attachment->renderbuffer->id); | ||
| 60 | break; | 61 | break; |
| 61 | } | 62 | } |
| 62 | 63 | ||
| 63 | ASSERT_GL; | 64 | ASSERT_GL; |
| 64 | } | 65 | } |
| 65 | 66 | ||
| 66 | bool gfx_init_framebuffer(FrameBuffer* framebuffer, | 67 | bool gfx_init_framebuffer( |
| 67 | const FrameBufferDesc* desc) { | 68 | FrameBuffer* framebuffer, const FrameBufferDesc* desc) { |
| 68 | assert(framebuffer); | 69 | assert(framebuffer); |
| 69 | assert(desc); | 70 | assert(desc); |
| 70 | 71 | ||
| 71 | glGenFramebuffers(1, &framebuffer->id); | 72 | glGenFramebuffers(1, &framebuffer->id); |
| 72 | if (!framebuffer->id) { | 73 | if (!framebuffer->id) { |
| 73 | gfx_set_error("glGenFramebuffers() failed"); | 74 | set_error("glGenFramebuffers() failed"); |
| 74 | return false; | 75 | return false; |
| 75 | } | 76 | } |
| 76 | 77 | ||
| @@ -84,7 +85,7 @@ bool gfx_init_framebuffer(FrameBuffer* framebuffer, | |||
| 84 | framebuffer_attach_colour(framebuffer, &desc->colour); | 85 | framebuffer_attach_colour(framebuffer, &desc->colour); |
| 85 | framebuffer_attach_depth(framebuffer, &desc->depth); | 86 | framebuffer_attach_depth(framebuffer, &desc->depth); |
| 86 | if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) { | 87 | if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) { |
| 87 | gfx_set_error("glCheckFramebufferStatus() failed"); | 88 | set_error("glCheckFramebufferStatus() failed"); |
| 88 | gfx_del_framebuffer(framebuffer); | 89 | gfx_del_framebuffer(framebuffer); |
| 89 | return false; | 90 | return false; |
| 90 | } | 91 | } |
| @@ -95,8 +96,8 @@ bool gfx_init_framebuffer(FrameBuffer* framebuffer, | |||
| 95 | return true; | 96 | return true; |
| 96 | } | 97 | } |
| 97 | 98 | ||
| 98 | bool gfx_framebuffer_attach_colour(FrameBuffer* framebuffer, | 99 | bool gfx_framebuffer_attach_colour( |
| 99 | const FrameBufferAttachment* attachment) { | 100 | FrameBuffer* framebuffer, const FrameBufferAttachment* attachment) { |
| 100 | assert(framebuffer); | 101 | assert(framebuffer); |
| 101 | assert(attachment); | 102 | assert(attachment); |
| 102 | 103 | ||
| @@ -104,14 +105,14 @@ bool gfx_framebuffer_attach_colour(FrameBuffer* framebuffer, | |||
| 104 | glBindFramebuffer(GL_FRAMEBUFFER, framebuffer->id); | 105 | glBindFramebuffer(GL_FRAMEBUFFER, framebuffer->id); |
| 105 | framebuffer_attach_colour(framebuffer, attachment); | 106 | framebuffer_attach_colour(framebuffer, attachment); |
| 106 | if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) { | 107 | if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) { |
| 107 | gfx_set_error("glCheckFramebufferStatus() failed"); | 108 | set_error("glCheckFramebufferStatus() failed"); |
| 108 | return false; | 109 | return false; |
| 109 | } | 110 | } |
| 110 | return true; | 111 | return true; |
| 111 | } | 112 | } |
| 112 | 113 | ||
| 113 | bool gfx_framebuffer_attach_depth(FrameBuffer* framebuffer, | 114 | bool gfx_framebuffer_attach_depth( |
| 114 | const FrameBufferAttachment* attachment) { | 115 | FrameBuffer* framebuffer, const FrameBufferAttachment* attachment) { |
| 115 | assert(framebuffer); | 116 | assert(framebuffer); |
| 116 | assert(attachment); | 117 | assert(attachment); |
| 117 | 118 | ||
| @@ -119,7 +120,7 @@ bool gfx_framebuffer_attach_depth(FrameBuffer* framebuffer, | |||
| 119 | glBindFramebuffer(GL_FRAMEBUFFER, framebuffer->id); | 120 | glBindFramebuffer(GL_FRAMEBUFFER, framebuffer->id); |
| 120 | framebuffer_attach_depth(framebuffer, attachment); | 121 | framebuffer_attach_depth(framebuffer, attachment); |
| 121 | if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) { | 122 | if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) { |
| 122 | gfx_set_error("glCheckFramebufferStatus() failed"); | 123 | set_error("glCheckFramebufferStatus() failed"); |
| 123 | return false; | 124 | return false; |
| 124 | } | 125 | } |
| 125 | return true; | 126 | return true; |
| @@ -143,8 +144,8 @@ void gfx_deactivate_framebuffer(const FrameBuffer* framebuffer) { | |||
| 143 | glBindFramebuffer(GL_FRAMEBUFFER, 0); | 144 | glBindFramebuffer(GL_FRAMEBUFFER, 0); |
| 144 | } | 145 | } |
| 145 | 146 | ||
| 146 | void gfx_framebuffer_set_viewport(FrameBuffer* framebuffer, int x, int y, | 147 | void gfx_framebuffer_set_viewport( |
| 147 | int width, int height) { | 148 | FrameBuffer* framebuffer, int x, int y, int width, int height) { |
| 148 | assert(framebuffer); | 149 | assert(framebuffer); |
| 149 | glViewport(x, y, width, height); | 150 | glViewport(x, y, width, height); |
| 150 | } | 151 | } |
