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Start work on moving shaders.py to C

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Kovid Goyal
2017-09-10 14:43:51 +05:30
parent 83f4b6e391
commit a1c9c90fc8
4 changed files with 46 additions and 22 deletions
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33
kitty/shaders.py
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@@ -16,26 +16,25 @@ from .fast_data_types import (
GL_TEXTURE0, GL_TEXTURE_2D_ARRAY, GL_TEXTURE_MAG_FILTER,
GL_TEXTURE_MIN_FILTER, GL_TEXTURE_WRAP_S, GL_TEXTURE_WRAP_T, GL_TRUE,
GL_UNIFORM_BUFFER, GL_UNPACK_ALIGNMENT, GL_UNSIGNED_BYTE, GL_VERTEX_SHADER,
GL_WRITE_ONLY, copy_image_sub_data, get_uniform_block_offsets,
get_uniform_block_size, glActiveTexture, glAttachShader, glBindBuffer,
glBindBufferBase, glBindTexture, glBindVertexArray, glCompileShader,
glCopyImageSubData, glCreateProgram, glCreateShader, glDeleteBuffer,
glDeleteProgram, glDeleteShader, glDeleteTexture, glDeleteVertexArray,
glEnableVertexAttribArray, glGenBuffers, glGenTextures, glGenVertexArrays,
glGetAttribLocation, glGetBufferSubData, glGetIntegerv,
glGetProgramInfoLog, glGetProgramiv, glGetShaderInfoLog, glGetShaderiv,
glGetUniformBlockIndex, glGetUniformLocation, glLinkProgram, glMapBuffer,
glPixelStorei, glShaderSource, glTexParameteri, glTexStorage3D,
glTexSubImage3D, glUnmapBuffer, glUseProgram, glVertexAttribDivisor,
glVertexAttribPointer, render_dirty_sprites, replace_or_create_buffer,
sprite_map_current_layout, sprite_map_free, sprite_map_increment,
sprite_map_set_layout, sprite_map_set_limits
GL_WRITE_ONLY, GLSL_VERSION, copy_image_sub_data,
get_uniform_block_offsets, get_uniform_block_size, glActiveTexture,
glAttachShader, glBindBuffer, glBindBufferBase, glBindTexture,
glBindVertexArray, glCompileShader, glCopyImageSubData, glCreateProgram,
glCreateShader, glDeleteBuffer, glDeleteProgram, glDeleteShader,
glDeleteTexture, glDeleteVertexArray, glEnableVertexAttribArray,
glGenBuffers, glGenTextures, glGenVertexArrays, glGetAttribLocation,
glGetBufferSubData, glGetIntegerv, glGetProgramInfoLog, glGetProgramiv,
glGetShaderInfoLog, glGetShaderiv, glGetUniformBlockIndex,
glGetUniformLocation, glLinkProgram, glMapBuffer, glPixelStorei,
glShaderSource, glTexParameteri, glTexStorage3D, glTexSubImage3D,
glUnmapBuffer, glUseProgram, glVertexAttribDivisor, glVertexAttribPointer,
render_dirty_sprites, replace_or_create_buffer, sprite_map_current_layout,
sprite_map_free, sprite_map_increment, sprite_map_set_layout,
sprite_map_set_limits
)
from .fonts.render import render_cell
from .utils import safe_print
GL_VERSION = (3, 3)
VERSION = GL_VERSION[0] * 100 + GL_VERSION[1] * 10
UBO = namedtuple('UBO', 'size index offsets buf_id')
BASE = os.path.dirname(os.path.abspath(__file__))
@@ -333,7 +332,7 @@ class ShaderProgram: # {{{
def add_shader(self, source: str, shader_type: int) -> int:
' Compile a shader and return its id, or raise an exception if compilation fails '
shader_id = glCreateShader(shader_type)
source = source.replace('GLSL_VERSION', str(VERSION), 1)
source = source.replace('GLSL_VERSION', str(GLSL_VERSION), 1)
try:
glShaderSource(shader_id, source)
glCompileShader(shader_id)